diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/projectile/WgMissileEntity.java b/src/main/java/com/atsuishio/superbwarfare/entity/projectile/WgMissileEntity.java
index b65a78c6e..def264b5e 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/projectile/WgMissileEntity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/projectile/WgMissileEntity.java
@@ -222,11 +222,11 @@ public class WgMissileEntity extends FastThrowableProjectile implements GeoEntit
             Entity shooter = this.getOwner();
 
             Vec3 lookVec = vehicle.getBarrelVec(1).normalize();
-            Entity lookingEntity = TraceTool.vehiclefFindLookingEntity(vehicle, vehicle.getNewEyePos(1), 512);
+            Vec3 vec3 = TraceTool.vehicleFindLookingPos(this, vehicle, vehicle.getNewEyePos(1), 512);
             Vec3 toVec;
 
-            if (lookingEntity != null && lookingEntity != this) {
-                toVec = this.position().vectorTo(lookingEntity.getEyePosition()).normalize();
+            if (vec3 != null) {
+                toVec = this.position().vectorTo(vec3).normalize();
             } else {
                 BlockHitResult result = level().clip(new ClipContext(vehicle.getNewEyePos(1), vehicle.getNewEyePos(1).add(lookVec.scale(512)),
                         ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, shooter));
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/A10Entity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/A10Entity.java
index 1f4d145e8..c78b66a82 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/A10Entity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/A10Entity.java
@@ -29,7 +29,6 @@ import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.sounds.SoundEvent;
-import net.minecraft.sounds.SoundEvents;
 import net.minecraft.sounds.SoundSource;
 import net.minecraft.util.Mth;
 import net.minecraft.world.InteractionHand;
@@ -106,8 +105,8 @@ public class A10Entity extends ContainerMobileVehicleEntity implements GeoEntity
         this.obb5 = new OBB(this.position().toVector3f(), new Vector3f(0.0625f, 1.09375f, 0.84375f), new Quaternionf(), OBB.Part.BODY);
         this.obb6 = new OBB(this.position().toVector3f(), new Vector3f(0.625f, 0.78125f, 1.09375f), new Quaternionf(), OBB.Part.BODY);
         this.obb7 = new OBB(this.position().toVector3f(), new Vector3f(0.6875f, 0.75f, 2.9375f), new Quaternionf(), OBB.Part.BODY);
-        this.obb8 = new OBB(this.position().toVector3f(), new Vector3f(0.75f, 0.75f, 1.5625f), new Quaternionf(), OBB.Part.BODY);
-        this.obb9 = new OBB(this.position().toVector3f(), new Vector3f(0.75f, 0.75f, 1.5625f), new Quaternionf(), OBB.Part.BODY);
+        this.obb8 = new OBB(this.position().toVector3f(), new Vector3f(0.75f, 0.75f, 1.5625f), new Quaternionf(), OBB.Part.ENGINE);
+        this.obb9 = new OBB(this.position().toVector3f(), new Vector3f(0.75f, 0.75f, 1.5625f), new Quaternionf(), OBB.Part.ENGINE_LEFT);
         this.obb10 = new OBB(this.position().toVector3f(), new Vector3f(0.34375f, 0.359375f, 1.78125f), new Quaternionf(), OBB.Part.BODY);
         this.obb11 = new OBB(this.position().toVector3f(), new Vector3f(0.34375f, 0.359375f, 1.78125f), new Quaternionf(), OBB.Part.BODY);
     }
@@ -275,65 +274,36 @@ public class A10Entity extends ContainerMobileVehicleEntity implements GeoEntity
         releaseDecoy();
         this.refreshDimensions();
     }
+    @Override
+    public void engineDamagedEffect() {
+        if (entityData.get(ENGINE_DAMAGED) && level() instanceof ServerLevel serverLevel) {
+            var obbList = this.getOBBs();
+            for (var obb : obbList) {
+                if (obb.part() == OBB.Part.ENGINE) {
+                    Vec3 position = new Vec3(obb.center());
+                    sendParticle(serverLevel, ParticleTypes.LARGE_SMOKE, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
+                    sendParticle(serverLevel, ParticleTypes.CAMPFIRE_COSY_SMOKE, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
+                    sendParticle(serverLevel, ParticleTypes.FLAME, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
+                    sendParticle(serverLevel, ModParticleTypes.FIRE_STAR.get(), position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0.25, true);
+                }
+            }
+        }
+    }
 
     @Override
-    public void lowHealthWarning() {
-        Matrix4f transform = this.getVehicleTransform(1);
-        if (this.getHealth() <= 0.4 * this.getMaxHealth()) {
-            List<Entity> entities = getPlayer(level());
-            for (var e : entities) {
-                if (e instanceof ServerPlayer player) {
-                    if (player.level() instanceof ServerLevel serverLevel) {
-                        Vector4f position = transformPosition(transform, -1.603125f, 0.875f, -5.0625f);
-                        sendParticle(serverLevel, ParticleTypes.LARGE_SMOKE, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
-                    }
+    public void leftEngineDamagedEffect() {
+        if (entityData.get(L_ENGINE_DAMAGED) && level() instanceof ServerLevel serverLevel) {
+            var obbList = this.getOBBs();
+            for (var obb : obbList) {
+                if (obb.part() == OBB.Part.ENGINE_LEFT) {
+                    Vec3 position = new Vec3(obb.center());
+                    sendParticle(serverLevel, ParticleTypes.LARGE_SMOKE, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
+                    sendParticle(serverLevel, ParticleTypes.CAMPFIRE_COSY_SMOKE, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
+                    sendParticle(serverLevel, ParticleTypes.FLAME, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
+                    sendParticle(serverLevel, ModParticleTypes.FIRE_STAR.get(), position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0.25, true);
                 }
             }
         }
-
-        if (this.level() instanceof ServerLevel serverLevel) {
-            if (this.getHealth() <= 0.25 * this.getMaxHealth()) {
-                playLowHealthParticle(serverLevel);
-            }
-            if (this.getHealth() <= 0.15 * this.getMaxHealth()) {
-                playLowHealthParticle(serverLevel);
-            }
-        }
-
-        if (this.getHealth() <= 0.1 * this.getMaxHealth()) {
-            List<Entity> entities = getPlayer(level());
-            for (var e : entities) {
-                if (e instanceof ServerPlayer player) {
-                    if (player.level() instanceof ServerLevel serverLevel) {
-                        Vector4f position = transformPosition(transform, -1.603125f, 0.875f, -5.0625f);
-                        sendParticle(serverLevel, ParticleTypes.LARGE_SMOKE, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
-                        sendParticle(serverLevel, ParticleTypes.CAMPFIRE_COSY_SMOKE, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
-                        sendParticle(serverLevel, ParticleTypes.FLAME, position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
-                        sendParticle(serverLevel, ModParticleTypes.FIRE_STAR.get(), position.x, position.y, position.z, 5, 0.25, 0.25, 0.25, 0, true);
-                        Vector4f position2 = transformPosition(transform, 1.603125f, 0.875f, -5.0625f);
-                        sendParticle(serverLevel, ParticleTypes.LARGE_SMOKE, position2.x, position2.y, position2.z, 5, 0.25, 0.25, 0.25, 0, true);
-                        sendParticle(serverLevel, ParticleTypes.CAMPFIRE_COSY_SMOKE, position2.x, position2.y, position2.z, 5, 0.25, 0.25, 0.25, 0, true);
-                        sendParticle(serverLevel, ParticleTypes.FLAME, position2.x, position2.y, position2.z, 5, 0.25, 0.25, 0.25, 0, true);
-                        sendParticle(serverLevel, ModParticleTypes.FIRE_STAR.get(), position2.x, position2.y, position2.z, 5, 0.25, 0.25, 0.25, 0, true);
-                    }
-                }
-            }
-            if (this.level() instanceof ServerLevel serverLevel) {
-                sendParticle(serverLevel, ParticleTypes.LARGE_SMOKE, this.getX(), this.getY() + 0.7f * getBbHeight(), this.getZ(), 2, 0.35 * this.getBbWidth(), 0.15 * this.getBbHeight(), 0.35 * this.getBbWidth(), 0.01, true);
-                sendParticle(serverLevel, ParticleTypes.CAMPFIRE_COSY_SMOKE, this.getX(), this.getY() + 0.7f * getBbHeight(), this.getZ(), 2, 0.35 * this.getBbWidth(), 0.15 * this.getBbHeight(), 0.35 * this.getBbWidth(), 0.01, true);
-                sendParticle(serverLevel, ParticleTypes.FLAME, this.getX(), this.getY() + 0.85f * getBbHeight(), this.getZ(), 4, 0.35 * this.getBbWidth(), 0.12 * this.getBbHeight(), 0.35 * this.getBbWidth(), 0.05, true);
-                sendParticle(serverLevel, ModParticleTypes.FIRE_STAR.get(), this.getX(), this.getY() + 0.85f * getBbHeight(), this.getZ(), 4, 0.1 * this.getBbWidth(), 0.05 * this.getBbHeight(), 0.1 * this.getBbWidth(), 0.4, true);
-            }
-            if (this.tickCount % 15 == 0) {
-                this.level().playSound(null, this.getOnPos(), SoundEvents.FIRE_AMBIENT, SoundSource.PLAYERS, 1, 1);
-            }
-        }
-
-        if (this.getHealth() < 0.1f * this.getMaxHealth() && tickCount % 13 == 0) {
-            this.level().playSound(null, this.getOnPos(), ModSounds.NO_HEALTH.get(), SoundSource.PLAYERS, 1, 1);
-        } else if (this.getHealth() >= 0.1f && this.getHealth() < 0.4f * this.getMaxHealth() && tickCount % 10 == 0) {
-            this.level().playSound(null, this.getOnPos(), ModSounds.LOW_HEALTH.get(), SoundSource.PLAYERS, 1, 1);
-        }
     }
 
     public void terrainCompactA10() {
@@ -606,6 +576,14 @@ public class A10Entity extends ContainerMobileVehicleEntity implements GeoEntity
         this.entityData.set(DELTA_ROT, this.entityData.get(DELTA_ROT) * 0.85f);
         this.entityData.set(PLANE_BREAK, this.entityData.get(PLANE_BREAK) * 0.8f);
 
+        if (entityData.get(ENGINE_DAMAGED)) {
+            this.entityData.set(POWER, this.entityData.get(POWER) * 0.96f);
+        }
+
+        if (entityData.get(L_ENGINE_DAMAGED)) {
+            this.entityData.set(POWER, this.entityData.get(POWER) * 0.96f);
+        }
+
         Matrix4f transform = getVehicleTransform(1);
         double flapAngle = (getFlap1LRot() + getFlap1RRot() + getFlap1L2Rot() + getFlap1R2Rot()) / 4;
 
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Ah6Entity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Ah6Entity.java
index b2d649595..ad66dc3b6 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Ah6Entity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Ah6Entity.java
@@ -78,14 +78,18 @@ public class Ah6Entity extends ContainerMobileVehicleEntity implements GeoEntity
     public OBB obb3;
     public OBB obb4;
     public OBB obb5;
+    public OBB obb6;
+    public OBB obb7;
 
     public Ah6Entity(EntityType<Ah6Entity> type, Level world) {
         super(type, world);
-        this.obb = new OBB(this.position().toVector3f(), new Vector3f(1.0625f, 1.28125f, 1.625f), new Quaternionf(), OBB.Part.BODY);
+        this.obb = new OBB(this.position().toVector3f(), new Vector3f(1.0625f, 1.18125f, 1.625f), new Quaternionf(), OBB.Part.BODY);
         this.obb2 = new OBB(this.position().toVector3f(), new Vector3f(0.875f, 0.6875f, 0.59375f), new Quaternionf(), OBB.Part.BODY);
         this.obb3 = new OBB(this.position().toVector3f(), new Vector3f(0.25f, 0.3125f, 2.25f), new Quaternionf(), OBB.Part.BODY);
         this.obb4 = new OBB(this.position().toVector3f(), new Vector3f(0.0625f, 1.15625f, 0.40625f), new Quaternionf(), OBB.Part.BODY);
         this.obb5 = new OBB(this.position().toVector3f(), new Vector3f(1f, 0.25f, 0.21875f), new Quaternionf(), OBB.Part.BODY);
+        this.obb6 = new OBB(this.position().toVector3f(), new Vector3f(0.3125f, 0.40625f, 0.84375f), new Quaternionf(), OBB.Part.ENGINE);
+        this.obb7 = new OBB(this.position().toVector3f(), new Vector3f(0.3125f, 0.40625f, 0.40625f), new Quaternionf(), OBB.Part.ENGINE_LEFT);
     }
 
     @Override
@@ -263,7 +267,7 @@ public class Ah6Entity extends ContainerMobileVehicleEntity implements GeoEntity
                 }
 
                 delta_x = ((this.onGround()) ? 0 : 1.5f) * entityData.get(MOUSE_SPEED_Y) * this.entityData.get(PROPELLER_ROT);
-                delta_y = Mth.clamp((this.onGround() ? 0.1f : 2f) * entityData.get(MOUSE_SPEED_X) * this.entityData.get(PROPELLER_ROT), -10f, 10f);
+                delta_y = Mth.clamp((this.onGround() ? 0.1f : 2f) * entityData.get(MOUSE_SPEED_X) * this.entityData.get(PROPELLER_ROT) + (this.entityData.get(L_ENGINE_DAMAGED) ? 25 : 0) * this.entityData.get(PROPELLER_ROT), -10f, 10f);
 
                 this.setYRot(this.getYRot() + delta_y);
                 this.setXRot(this.getXRot() + delta_x);
@@ -331,6 +335,10 @@ public class Ah6Entity extends ContainerMobileVehicleEntity implements GeoEntity
             setDeltaMovement(getDeltaMovement().add(0, -destroyRot * 0.004, 0));
         }
 
+        if (entityData.get(ENGINE_DAMAGED)) {
+            this.entityData.set(POWER, this.entityData.get(POWER) * 0.98f);
+        }
+
         this.entityData.set(DELTA_ROT, this.entityData.get(DELTA_ROT) * 0.9f);
         this.entityData.set(PROPELLER_ROT, Mth.lerp(0.18f, this.entityData.get(PROPELLER_ROT), this.entityData.get(POWER)));
         this.setPropellerRot(this.getPropellerRot() + 30 * this.entityData.get(PROPELLER_ROT));
@@ -347,7 +355,7 @@ public class Ah6Entity extends ContainerMobileVehicleEntity implements GeoEntity
 
         Vec3 force = new Vec3(force0.x, force0.y, force0.z).vectorTo(new Vec3(force1.x, force1.y, force1.z));
 
-        setDeltaMovement(getDeltaMovement().add(force.scale(this.entityData.get(POWER))));
+        setDeltaMovement(getDeltaMovement().add(force.scale(this.entityData.get(PROPELLER_ROT))));
 
         if (this.entityData.get(POWER) > 0.04f) {
             engineStartOver = true;
@@ -769,14 +777,14 @@ public class Ah6Entity extends ContainerMobileVehicleEntity implements GeoEntity
 
     @Override
     public List<OBB> getOBBs() {
-        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obb5);
+        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obb5, this.obb6, this.obb7);
     }
 
     @Override
     public void updateOBB() {
         Matrix4f transform = getVehicleTransform(1);
 
-        Vector4f worldPosition = transformPosition(transform, 0, 1.96875f - 1.45f, -0.15625f);
+        Vector4f worldPosition = transformPosition(transform, 0, 1.86875f - 1.45f, -0.15625f);
         this.obb.center().set(new Vector3f(worldPosition.x, worldPosition.y, worldPosition.z));
         this.obb.setRotation(VectorTool.combineRotations(1, this));
 
@@ -795,5 +803,13 @@ public class Ah6Entity extends ContainerMobileVehicleEntity implements GeoEntity
         Vector4f worldPosition5 = transformPosition(transform, -0.125f, 3.5625f - 1.45f, -6.65625f);
         this.obb5.center().set(new Vector3f(worldPosition5.x, worldPosition5.y, worldPosition5.z));
         this.obb5.setRotation(VectorTool.combineRotations(1, this));
+
+        Vector4f worldPosition6 = transformPosition(transform, 0, 3.28125f - 1.45f, -0.53125f);
+        this.obb6.center().set(new Vector3f(worldPosition6.x, worldPosition6.y, worldPosition6.z));
+        this.obb6.setRotation(VectorTool.combineRotations(1, this));
+
+        Vector4f worldPosition7 = transformPosition(transform, 0.1875f, 2.09375f - 1.45f, -6.15625f);
+        this.obb7.center().set(new Vector3f(worldPosition7.x, worldPosition7.y, worldPosition7.z));
+        this.obb7.setRotation(VectorTool.combineRotations(1, this));
     }
 }
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Bmp2Entity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Bmp2Entity.java
index 90668753d..5ecc55780 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Bmp2Entity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Bmp2Entity.java
@@ -76,6 +76,7 @@ public class Bmp2Entity extends ContainerMobileVehicleEntity implements GeoEntit
     public OBB obb2;
     public OBB obb3;
     public OBB obb4;
+    public OBB obb5;
     public OBB obbTurret;
 
     public Bmp2Entity(EntityType<Bmp2Entity> type, Level world) {
@@ -84,6 +85,7 @@ public class Bmp2Entity extends ContainerMobileVehicleEntity implements GeoEntit
         this.obb2 = new OBB(this.position().toVector3f(), new Vector3f(2.1875f, 0.5f, 0.65625f), new Quaternionf(), OBB.Part.BODY);
         this.obb3 = new OBB(this.position().toVector3f(), new Vector3f(0.375f, 0.78125f, 3.46875f), new Quaternionf(), OBB.Part.WHEEL_LEFT);
         this.obb4 = new OBB(this.position().toVector3f(), new Vector3f(0.375f, 0.78125f, 3.46875f), new Quaternionf(), OBB.Part.WHEEL_RIGHT);
+        this.obb5 = new OBB(this.position().toVector3f(), new Vector3f(1.15625f, 0.375f, 1.125f), new Quaternionf(), OBB.Part.ENGINE);
         this.obbTurret = new OBB(this.position().toVector3f(), new Vector3f(1.5f, 0.34375f, 1.5f), new Quaternionf(), OBB.Part.TURRET);
     }
 
@@ -459,6 +461,10 @@ public class Bmp2Entity extends ContainerMobileVehicleEntity implements GeoEntit
             i = 0;
         }
 
+        if (entityData.get(ENGINE_DAMAGED)) {
+            this.entityData.set(POWER, this.entityData.get(POWER) * 0.85f);
+        }
+
         this.setYRot((float) (this.getYRot() - (isInWater() && !onGround() ? 2.5 : 6) * entityData.get(DELTA_ROT) - i * s0));
         if (this.isInWater() || onGround()) {
             float power = this.entityData.get(POWER) * Mth.clamp(1 + (s0 > 0 ? 1 : -1) * getXRot() / 35, 0, 2);
@@ -799,7 +805,7 @@ public class Bmp2Entity extends ContainerMobileVehicleEntity implements GeoEntit
 
     @Override
     public List<OBB> getOBBs() {
-        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obbTurret);
+        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obb5, this.obbTurret);
     }
 
     @Override
@@ -822,6 +828,10 @@ public class Bmp2Entity extends ContainerMobileVehicleEntity implements GeoEntit
         this.obb4.center().set(new Vector3f(worldPosition4.x, worldPosition4.y, worldPosition4.z));
         this.obb4.setRotation(VectorTool.combineRotations(1, this));
 
+        Vector4f worldPosition5 = transformPosition(transform, -1.09375f, 2.0625f, 1.75f);
+        this.obb5.center().set(new Vector3f(worldPosition5.x, worldPosition5.y, worldPosition5.z));
+        this.obb5.setRotation(VectorTool.combineRotations(1, this));
+
         Matrix4f transformT = getTurretTransform(1);
 
         Vector4f worldPositionT = transformPosition(transformT, 0, 0.46875f, 0f);
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Lav150Entity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Lav150Entity.java
index d2cd34dfd..60d49f087 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Lav150Entity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Lav150Entity.java
@@ -65,6 +65,7 @@ public class Lav150Entity extends ContainerMobileVehicleEntity implements GeoEnt
     public OBB obb5;
     public OBB obb6;
     public OBB obb7;
+    public OBB obb8;
     public OBB obbTurret;
 
     public Lav150Entity(EntityType<Lav150Entity> type, Level world) {
@@ -76,6 +77,7 @@ public class Lav150Entity extends ContainerMobileVehicleEntity implements GeoEnt
         this.obb5 = new OBB(this.position().toVector3f(), new Vector3f(1.3125f, 0.90625f, 2.4375f), new Quaternionf(), OBB.Part.BODY);
         this.obb6 = new OBB(this.position().toVector3f(), new Vector3f(1.3125f, 0.53125f, 0.34375f), new Quaternionf(), OBB.Part.BODY);
         this.obb7 = new OBB(this.position().toVector3f(), new Vector3f(1.3125f, 0.625f, 0.53125f), new Quaternionf(), OBB.Part.BODY);
+        this.obb8 = new OBB(this.position().toVector3f(), new Vector3f(0.71875f, 0.46875f, 0.875f), new Quaternionf(), OBB.Part.ENGINE);
         this.obbTurret = new OBB(this.position().toVector3f(), new Vector3f(0.875f, 0.3625f, 1.25f), new Quaternionf(), OBB.Part.TURRET);
     }
 
@@ -341,6 +343,10 @@ public class Lav150Entity extends ContainerMobileVehicleEntity implements GeoEnt
             i = 0;
         }
 
+        if (entityData.get(ENGINE_DAMAGED)) {
+            this.entityData.set(POWER, this.entityData.get(POWER) * 0.875f);
+        }
+
         this.setYRot((float) (this.getYRot() - Math.max((isInWater() && !onGround() ? 5 : 10) * this.getDeltaMovement().horizontalDistance(), 0) * this.getRudderRot() * (this.entityData.get(POWER) > 0 ? 1 : -1) - i * s0));
         if (this.isInWater() || onGround()) {
             float power = this.entityData.get(POWER) * Mth.clamp(1 + (s0 > 0 ? 1 : -1) * getXRot() / 35, 0, 2);
@@ -658,7 +664,7 @@ public class Lav150Entity extends ContainerMobileVehicleEntity implements GeoEnt
 
     @Override
     public List<OBB> getOBBs() {
-        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obb5, this.obb6, this.obb7, this.obbTurret);
+        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obb5, this.obb6, this.obb7, this.obb8, this.obbTurret);
     }
 
     @Override
@@ -693,6 +699,10 @@ public class Lav150Entity extends ContainerMobileVehicleEntity implements GeoEnt
         this.obb7.center().set(new Vector3f(worldPosition7.x, worldPosition7.y, worldPosition7.z));
         this.obb7.setRotation(VectorTool.combineRotations(1, this));
 
+        Vector4f worldPosition8 = transformPosition(transform, 0.65625f, 2.03125f, -2.0625f);
+        this.obb8.center().set(new Vector3f(worldPosition8.x, worldPosition8.y, worldPosition8.z));
+        this.obb8.setRotation(VectorTool.combineRotations(1, this));
+
         Matrix4f transformT = getTurretTransform(1);
         Vector4f worldPositionT = transformPosition(transformT, 0, 0.3625f, 0f);
         this.obbTurret.center().set(new Vector3f(worldPositionT.x, worldPositionT.y, worldPositionT.z));
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/PrismTankEntity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/PrismTankEntity.java
index 15895b327..165330c68 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/PrismTankEntity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/PrismTankEntity.java
@@ -84,16 +84,18 @@ public class PrismTankEntity extends ContainerMobileVehicleEntity implements Geo
     public OBB obb3;
     public OBB obb4;
     public OBB obb5;
+    public OBB obb6;
     public OBB obbTurret;
 
     public PrismTankEntity(EntityType<PrismTankEntity> type, Level world) {
         super(type, world);
         this.noCulling = true;
-        this.obb = new OBB(this.position().toVector3f(), new Vector3f(2.5f, 0.8125f, 3.96875f), new Quaternionf(), OBB.Part.BODY);
-        this.obb2 = new OBB(this.position().toVector3f(), new Vector3f(2.5f, 0.5f, 0.375f), new Quaternionf(), OBB.Part.BODY);
+        this.obb = new OBB(this.position().toVector3f(), new Vector3f(2.4f, 0.8125f, 3.71875f), new Quaternionf(), OBB.Part.BODY);
+        this.obb2 = new OBB(this.position().toVector3f(), new Vector3f(2.4f, 0.5f, 0.375f), new Quaternionf(), OBB.Part.BODY);
         this.obb3 = new OBB(this.position().toVector3f(), new Vector3f(0.46875f, 0.78125f, 3.3125f), new Quaternionf(), OBB.Part.WHEEL_LEFT);
         this.obb4 = new OBB(this.position().toVector3f(), new Vector3f(0.46875f, 0.78125f, 3.3125f), new Quaternionf(), OBB.Part.WHEEL_RIGHT);
         this.obb5 = new OBB(this.position().toVector3f(), new Vector3f(1.375f, 0.28125f, 1.375f), new Quaternionf(), OBB.Part.BODY);
+        this.obb6 = new OBB(this.position().toVector3f(), new Vector3f(2.0625f, 0.78125f, 0.8125f), new Quaternionf(), OBB.Part.ENGINE);
         this.obbTurret = new OBB(this.position().toVector3f(), new Vector3f(0.4375f, 0.90625f, 1.21875f), new Quaternionf(), OBB.Part.TURRET);
     }
 
@@ -523,6 +525,10 @@ public class PrismTankEntity extends ContainerMobileVehicleEntity implements Geo
             i = 0;
         }
 
+        if (entityData.get(ENGINE_DAMAGED)) {
+            this.entityData.set(POWER, this.entityData.get(POWER) * 0.85f);
+        }
+
         this.setYRot((float) (this.getYRot() - (isInWater() && !onGround() ? 2.5 : 6) * entityData.get(DELTA_ROT) - i * s0));
 
         if (this.isInWater() || onGround()) {
@@ -853,16 +859,26 @@ public class PrismTankEntity extends ContainerMobileVehicleEntity implements Geo
         return Mod.loc("textures/gui/vehicle/type/land.png");
     }
 
+    @Override
+    public float getWheelMaxHealth() {
+        return 100;
+    }
+
+    @Override
+    public float getEngineMaxHealth() {
+        return 150;
+    }
+
     @Override
     public List<OBB> getOBBs() {
-        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obb5, this.obbTurret);
+        return List.of(this.obb, this.obb2, this.obb3, this.obb4, this.obb5, this.obb6, this.obbTurret);
     }
 
     @Override
     public void updateOBB() {
         Matrix4f transform = getVehicleTransform(1);
 
-        Vector4f worldPosition = transformPosition(transform, 0, 1.4375f, -0.21875f);
+        Vector4f worldPosition = transformPosition(transform, 0, 1.4375f, 0.03125f);
         this.obb.center().set(new Vector3f(worldPosition.x, worldPosition.y, worldPosition.z));
         this.obb.setRotation(VectorTool.combineRotations(1, this));
 
@@ -882,6 +898,10 @@ public class PrismTankEntity extends ContainerMobileVehicleEntity implements Geo
         this.obb5.center().set(new Vector3f(worldPosition5.x, worldPosition5.y, worldPosition5.z));
         this.obb5.setRotation(VectorTool.combineRotations(1, this));
 
+        Vector4f worldPosition6 = transformPosition(transform, 0, 1.53125f, -3.125f);
+        this.obb6.center().set(new Vector3f(worldPosition6.x, worldPosition6.y, worldPosition6.z));
+        this.obb6.setRotation(VectorTool.combineRotations(1, this));
+
         Matrix4f transformT = getTurretTransform(1);
 
         Vector4f worldPositionT = transformPosition(transformT, 0, 1.59375f, -0.390625f);
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Yx100Entity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Yx100Entity.java
index ed4ead520..926dd01c3 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Yx100Entity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/Yx100Entity.java
@@ -739,7 +739,7 @@ public class Yx100Entity extends ContainerMobileVehicleEntity implements GeoEnti
         }
 
         if (entityData.get(ENGINE_DAMAGED)) {
-            this.entityData.set(POWER, this.entityData.get(POWER) * 0.875f);
+            this.entityData.set(POWER, this.entityData.get(POWER) * 0.85f);
         }
 
         this.setYRot((float) (this.getYRot() - (isInWater() && !onGround() ? 2.5 : 6) * entityData.get(DELTA_ROT) - i * s0));
@@ -1318,7 +1318,7 @@ public class Yx100Entity extends ContainerMobileVehicleEntity implements GeoEnti
 
     @Override
     public float getEngineMaxHealth() {
-        return 100;
+        return 150;
     }
 
     @Override
diff --git a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/base/VehicleEntity.java b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/base/VehicleEntity.java
index 2dcd05484..7bbcc304a 100644
--- a/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/base/VehicleEntity.java
+++ b/src/main/java/com/atsuishio/superbwarfare/entity/vehicle/base/VehicleEntity.java
@@ -93,11 +93,13 @@ public abstract class VehicleEntity extends Entity {
     public static final EntityDataAccessor<Float> L_WHEEL_HEALTH = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.FLOAT);
     public static final EntityDataAccessor<Float> R_WHEEL_HEALTH = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.FLOAT);
     public static final EntityDataAccessor<Float> ENGINE_HEALTH = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.FLOAT);
+    public static final EntityDataAccessor<Float> L_ENGINE_HEALTH = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.FLOAT);
 
     public static final EntityDataAccessor<Boolean> TURRET_DAMAGED = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.BOOLEAN);
     public static final EntityDataAccessor<Boolean> L_WHEEL_DAMAGED = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.BOOLEAN);
     public static final EntityDataAccessor<Boolean> R_WHEEL_DAMAGED = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.BOOLEAN);
     public static final EntityDataAccessor<Boolean> ENGINE_DAMAGED = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.BOOLEAN);
+    public static final EntityDataAccessor<Boolean> L_ENGINE_DAMAGED = SynchedEntityData.defineId(VehicleEntity.class, EntityDataSerializers.BOOLEAN);
 
     public VehicleWeapon[][] availableWeapons;
 
@@ -313,12 +315,14 @@ public abstract class VehicleEntity extends Entity {
                 .define(L_WHEEL_HEALTH, getWheelMaxHealth())
                 .define(R_WHEEL_HEALTH, getWheelMaxHealth())
                 .define(ENGINE_HEALTH, getEngineMaxHealth())
+                .define(L_ENGINE_HEALTH, getEngineMaxHealth())
                 .define(TURRET_DAMAGED, false)
                 .define(L_WHEEL_DAMAGED, false)
                 .define(R_WHEEL_DAMAGED, false)
                 .define(ENGINE_DAMAGED, false)
+                .define(L_ENGINE_DAMAGED, false)
+                // 怎么还不给玩动态注册了（恼）
                 .define(SELECTED_WEAPON, IntList.of(new int[this.getMaxPassengers()]));
-        // 怎么还不给玩动态注册了（恼）
     }
 
     private int[] initSelectedWeaponArray(WeaponVehicleEntity weaponVehicle) {
@@ -343,11 +347,13 @@ public abstract class VehicleEntity extends Entity {
         this.entityData.set(L_WHEEL_HEALTH, compound.getFloat("LeftWheelHealth"));
         this.entityData.set(R_WHEEL_HEALTH, compound.getFloat("RightWheelHealth"));
         this.entityData.set(ENGINE_HEALTH, compound.getFloat("EngineHealth"));
+        this.entityData.set(L_ENGINE_HEALTH, compound.getFloat("LeftEngineHealth"));
 
         this.entityData.set(TURRET_DAMAGED, compound.getBoolean("TurretDamaged"));
         this.entityData.set(L_WHEEL_DAMAGED, compound.getBoolean("LeftDamaged"));
         this.entityData.set(R_WHEEL_DAMAGED, compound.getBoolean("RightDamaged"));
         this.entityData.set(ENGINE_DAMAGED, compound.getBoolean("EngineDamaged"));
+        this.entityData.set(L_ENGINE_DAMAGED, compound.getBoolean("LeftEngineDamaged"));
 
         if (this instanceof WeaponVehicleEntity weaponVehicle && weaponVehicle.getAllWeapons().length > 0) {
             var selected = compound.getIntArray("SelectedWeapon");
@@ -371,11 +377,13 @@ public abstract class VehicleEntity extends Entity {
         compound.putFloat("LeftWheelHealth", this.entityData.get(L_WHEEL_HEALTH));
         compound.putFloat("RightWheelHealth", this.entityData.get(R_WHEEL_HEALTH));
         compound.putFloat("EngineHealth", this.entityData.get(ENGINE_HEALTH));
+        compound.putFloat("LeftEngineHealth", this.entityData.get(L_ENGINE_HEALTH));
 
         compound.putBoolean("TurretDamaged", this.entityData.get(TURRET_DAMAGED));
         compound.putBoolean("LeftWheelDamaged", this.entityData.get(L_WHEEL_DAMAGED));
         compound.putBoolean("RightWheelDamaged", this.entityData.get(R_WHEEL_DAMAGED));
         compound.putBoolean("EngineDamaged", this.entityData.get(ENGINE_DAMAGED));
+        compound.putBoolean("LeftEngineDamaged", this.entityData.get(L_ENGINE_DAMAGED));
 
         if (this instanceof WeaponVehicleEntity weaponVehicle && weaponVehicle.getAllWeapons().length > 0) {
             compound.putIntArray("SelectedWeapon", this.entityData.get(SELECTED_WEAPON));
@@ -490,6 +498,10 @@ public abstract class VehicleEntity extends Entity {
             if (this instanceof OBBEntity && accessor.sbw$getCurrentHitPart() == OBB.Part.ENGINE) {
                 entityData.set(ENGINE_HEALTH, entityData.get(ENGINE_HEALTH) - computedAmount);
             }
+
+            if (this instanceof OBBEntity && accessor.sbw$getCurrentHitPart() == OBB.Part.ENGINE_LEFT) {
+                entityData.set(L_ENGINE_HEALTH, entityData.get(L_ENGINE_HEALTH) - computedAmount);
+            }
 //            System.out.println(accessor.sbw$getCurrentHitPart());
         }
 
@@ -710,6 +722,7 @@ public abstract class VehicleEntity extends Entity {
 
         // 引擎损毁特效
         engineDamagedEffect();
+        leftEngineDamagedEffect();
 
         // 左轮损毁特效
         leftWheelDamagedEffect();
@@ -727,35 +740,43 @@ public abstract class VehicleEntity extends Entity {
         if (entityData.get(TURRET_HEALTH) < 0) {
             entityData.set(TURRET_DAMAGED, true);
         }
-        if (entityData.get(TURRET_HEALTH) > 0.8 * getTurretMaxHealth()) {
+        if (entityData.get(TURRET_HEALTH) > 0.95 * getTurretMaxHealth()) {
             entityData.set(TURRET_DAMAGED, false);
         }
 
         if (entityData.get(L_WHEEL_HEALTH) < 0) {
             entityData.set(L_WHEEL_DAMAGED, true);
         }
-        if (entityData.get(L_WHEEL_HEALTH) > 0.8 * getWheelMaxHealth()) {
+        if (entityData.get(L_WHEEL_HEALTH) > 0.95 * getWheelMaxHealth()) {
             entityData.set(L_WHEEL_DAMAGED, false);
         }
 
         if (entityData.get(R_WHEEL_HEALTH) < 0) {
             entityData.set(R_WHEEL_DAMAGED, true);
         }
-        if (entityData.get(R_WHEEL_HEALTH) > 0.8 * getWheelMaxHealth()) {
+        if (entityData.get(R_WHEEL_HEALTH) > 0.95 * getWheelMaxHealth()) {
             entityData.set(R_WHEEL_DAMAGED, false);
         }
 
         if (entityData.get(ENGINE_HEALTH) < 0) {
             entityData.set(ENGINE_DAMAGED, true);
         }
-        if (entityData.get(ENGINE_HEALTH) > 0.8 * getEngineMaxHealth()) {
+        if (entityData.get(ENGINE_HEALTH) > 0.95 * getEngineMaxHealth()) {
             entityData.set(ENGINE_DAMAGED, false);
         }
 
-        entityData.set(TURRET_HEALTH, Math.min(entityData.get(TURRET_HEALTH) + 0.003f * getTurretMaxHealth(), getTurretMaxHealth()));
-        entityData.set(L_WHEEL_HEALTH, Math.min(entityData.get(L_WHEEL_HEALTH) + 0.003f * getWheelMaxHealth(), getWheelMaxHealth()));
-        entityData.set(R_WHEEL_HEALTH, Math.min(entityData.get(R_WHEEL_HEALTH) + 0.003f * getWheelMaxHealth(), getWheelMaxHealth()));
-        entityData.set(ENGINE_HEALTH, Math.min(entityData.get(ENGINE_HEALTH) + 0.003f * getEngineMaxHealth(), getEngineMaxHealth()));
+        if (entityData.get(L_ENGINE_HEALTH) < 0) {
+            entityData.set(L_ENGINE_DAMAGED, true);
+        }
+        if (entityData.get(L_ENGINE_HEALTH) > 0.95 * getEngineMaxHealth()) {
+            entityData.set(L_ENGINE_DAMAGED, false);
+        }
+
+        entityData.set(TURRET_HEALTH, Math.min(entityData.get(TURRET_HEALTH) + 0.0025f * getTurretMaxHealth(), getTurretMaxHealth()));
+        entityData.set(L_WHEEL_HEALTH, Math.min(entityData.get(L_WHEEL_HEALTH) + 0.0025f * getWheelMaxHealth(), getWheelMaxHealth()));
+        entityData.set(R_WHEEL_HEALTH, Math.min(entityData.get(R_WHEEL_HEALTH) + 0.0025f * getWheelMaxHealth(), getWheelMaxHealth()));
+        entityData.set(ENGINE_HEALTH, Math.min(entityData.get(ENGINE_HEALTH) + 0.0025f * getEngineMaxHealth(), getEngineMaxHealth()));
+        entityData.set(L_ENGINE_HEALTH, Math.min(entityData.get(L_ENGINE_HEALTH) + 0.0025f * getEngineMaxHealth(), getEngineMaxHealth()));
     }
 
     public void turretDamagedEffect() {
@@ -784,6 +805,19 @@ public abstract class VehicleEntity extends Entity {
         }
     }
 
+    public void leftEngineDamagedEffect() {
+        if (entityData.get(L_ENGINE_DAMAGED) && this instanceof OBBEntity obbEntity && level() instanceof ServerLevel serverLevel) {
+            var obbList = obbEntity.getOBBs();
+            for (var obb : obbList) {
+                if (obb.part() == OBB.Part.ENGINE_LEFT) {
+                    Vec3 pos = new Vec3(obb.center());
+                    sendParticle(serverLevel, ModParticleTypes.FIRE_STAR.get(), pos.x, pos.y, pos.z, 5, 0.25, 0.25, 0.25, 0.25, true);
+                    sendParticle(serverLevel, ParticleTypes.LARGE_SMOKE, pos.x, pos.y, pos.z, 1, 1, 0.5, 1, 0.01, true);
+                }
+            }
+        }
+    }
+
     public void leftWheelDamagedEffect() {
         if (entityData.get(L_WHEEL_DAMAGED) && this instanceof OBBEntity obbEntity && level() instanceof ServerLevel serverLevel) {
             var obbList = obbEntity.getOBBs();
diff --git a/src/main/java/com/atsuishio/superbwarfare/tools/OBB.java b/src/main/java/com/atsuishio/superbwarfare/tools/OBB.java
index b8c716478..c74232ef2 100644
--- a/src/main/java/com/atsuishio/superbwarfare/tools/OBB.java
+++ b/src/main/java/com/atsuishio/superbwarfare/tools/OBB.java
@@ -448,6 +448,7 @@ public record OBB(Vector3f center, Vector3f extents, Quaternionf rotation, Part
         WHEEL_RIGHT,
         TURRET,
         ENGINE,
+        ENGINE_LEFT,
         BODY
     }
 }
diff --git a/src/main/java/com/atsuishio/superbwarfare/tools/TraceTool.java b/src/main/java/com/atsuishio/superbwarfare/tools/TraceTool.java
index a84a2d005..fff1ef322 100644
--- a/src/main/java/com/atsuishio/superbwarfare/tools/TraceTool.java
+++ b/src/main/java/com/atsuishio/superbwarfare/tools/TraceTool.java
@@ -104,7 +104,7 @@ public class TraceTool {
         return entity.level().clip(new ClipContext(entity.getEyePosition(), target, ClipContext.Block.COLLIDER, ClipContext.Fluid.NONE, entity)).getType() != HitResult.Type.BLOCK;
     }
 
-    public static Entity vehiclefFindLookingEntity(VehicleEntity vehicle, Vec3 eye, double entityReach) {
+    public static Vec3 vehicleFindLookingPos(Projectile projectile, VehicleEntity vehicle, Vec3 eye, double entityReach) {
         double distance = entityReach * entityReach;
         HitResult hitResult = pickNew(eye, 512, vehicle);
 
@@ -112,13 +112,13 @@ public class TraceTool {
         Vec3 toVec = eye.add(viewVec.x * entityReach, viewVec.y * entityReach, viewVec.z * entityReach);
         AABB aabb = vehicle.getBoundingBox().expandTowards(viewVec.scale(entityReach)).inflate(1.0D, 1.0D, 1.0D);
         EntityHitResult entityhitresult = ProjectileUtil.getEntityHitResult(vehicle, eye, toVec, aabb,
-                p -> !p.isSpectator() && p.isAlive() && SeekTool.baseFilter(p) && !p.getType().is(ModTags.EntityTypes.DECOY) && smokeFilter(p), distance);
+                p -> !p.isSpectator() && p.isAlive() && SeekTool.baseFilter(p) && !p.getType().is(ModTags.EntityTypes.DECOY) && smokeFilter(p) && p != projectile, distance);
         if (entityhitresult != null) {
             hitResult = entityhitresult;
 
         }
         if (hitResult.getType() == HitResult.Type.ENTITY) {
-            return ((EntityHitResult) hitResult).getEntity();
+            return hitResult.getLocation();
         }
         return null;
     }