diff --git a/SilentPatchSA/SilentPatchSA.cpp b/SilentPatchSA/SilentPatchSA.cpp
index 2310727..493cbbe 100644
--- a/SilentPatchSA/SilentPatchSA.cpp
+++ b/SilentPatchSA/SilentPatchSA.cpp
@@ -3438,6 +3438,11 @@ void Patch_SA_10()
 	InjectHook(0x6C7E7A, &CAutomobile::PreRender_Stub);
 	InjectHook(0x6CEAEC, &CAutomobile::PreRender_Stub);
 	InjectHook(0x6CFADC, &CAutomobile::PreRender_Stub);
+
+
+	// Stop BF Injection/Bandito/Hotknife rotating engine components when engine is off
+	Patch<const void*>(0x6AC2BE + 2, &CAutomobile::ms_engineCompSpeed);
+	Patch<const void*>(0x6ACB91 + 2, &CAutomobile::ms_engineCompSpeed);
 }
 
 void Patch_SA_11()
diff --git a/SilentPatchSA/VehicleSA.cpp b/SilentPatchSA/VehicleSA.cpp
index abd9d37..5ede546 100644
--- a/SilentPatchSA/VehicleSA.cpp
+++ b/SilentPatchSA/VehicleSA.cpp
@@ -9,6 +9,8 @@
 
 std::vector<int32_t>		vecRotorExceptions;
 
+float CAutomobile::ms_engineCompSpeed;
+
 static bool ShouldIgnoreRotor( int32_t id )
 {
 	return std::find( vecRotorExceptions.begin(), vecRotorExceptions.end(), id ) != vecRotorExceptions.end();
@@ -278,6 +280,9 @@ void CPlane::Fix_SilentPatch()
 
 void CAutomobile::PreRender()
 {
+	// For rotating engine components
+	ms_engineCompSpeed = m_nVehicleFlags.bEngineOn ? CTimer::m_fTimeStep : 0.0f;
+
 	(this->*(orgPreRender))();
 
 	if ( FLAUtils::GetExtendedID( &m_nModelIndex ) == 603 )
diff --git a/SilentPatchSA/VehicleSA.h b/SilentPatchSA/VehicleSA.h
index 4005eeb..37a92dc 100644
--- a/SilentPatchSA/VehicleSA.h
+++ b/SilentPatchSA/VehicleSA.h
@@ -173,7 +173,8 @@ public:
 	void		ProcessPhoenixBlower( int32_t modelID );
 	void		ProcessSweeper();
 
-	static void (CAutomobile::*orgPreRender)();	
+	static void (CAutomobile::*orgPreRender)();
+	static float ms_engineCompSpeed;
 };
 
 class NOVMT CHeli : public CAutomobile