diff --git a/source/games/duke/src/input.cpp b/source/games/duke/src/input.cpp
index 52598fcc6..227e03b28 100644
--- a/source/games/duke/src/input.cpp
+++ b/source/games/duke/src/input.cpp
@@ -931,8 +931,10 @@ static void processMovement(player_struct *p, input_t &input, ControlInfo &info,
 //
 //---------------------------------------------------------------------------
 
-static int motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn, bool goback, double factor)
+static double motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn, bool goback, double factor)
 {
+	int turnvel = 0;
+
 	if (p->MotoSpeed == 0 || !p->on_ground)
 	{
 		turnheldtime = 0;
@@ -953,38 +955,42 @@ static int motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn,
 	else
 	{
 		int tics = getticssincelastupdate();
-		if (turnl || p->moto_drink < 0)
+		if (turnl || turnr || p->moto_drink != 0)
 		{
-			turnheldtime += tics;
-			p->TiltStatus -= (float)factor;
-			if (p->TiltStatus < -10)
-				p->TiltStatus = -10;
-			if (turnheldtime >= TURBOTURNTIME && p->MotoSpeed > 0)
+			if (turnl || p->moto_drink < 0)
 			{
-				if (goback) return bike_turn ? 40 : 20;
-				else return bike_turn ? -40 : -20;
+				turnheldtime += tics;
+				p->TiltStatus -= (float)factor;
+				if (p->TiltStatus < -10)
+					p->TiltStatus = -10;
+				if (turnheldtime >= TURBOTURNTIME && p->MotoSpeed > 0)
+				{
+					if (goback) turnvel += bike_turn ? 40 : 20;
+					else turnvel += bike_turn ? -40 : -20;
+				}
+				else
+				{
+					if (goback) turnvel += bike_turn ? 20 : 6;
+					else turnvel += bike_turn ? -20 : -6;
+				}
 			}
-			else
+
+			if (turnr || p->moto_drink > 0)
 			{
-				if (goback) return bike_turn ? 20 : 6;
-				else return bike_turn ? -20 : -6;
-			}
-		}
-		else if (turnr || p->moto_drink > 0)
-		{
-			turnheldtime += tics;
-			p->TiltStatus += (float)factor;
-			if (p->TiltStatus > 10)
-				p->TiltStatus = 10;
-			if (turnheldtime >= TURBOTURNTIME && p->MotoSpeed > 0)
-			{
-				if (goback) return bike_turn ? -40 : -20;
-				else return bike_turn ? 40 : 20;
-			}
-			else
-			{
-				if (goback) return bike_turn ? -20 : -6;
-				else return bike_turn ? 20 : 6;
+				turnheldtime += tics;
+				p->TiltStatus += (float)factor;
+				if (p->TiltStatus > 10)
+					p->TiltStatus = 10;
+				if (turnheldtime >= TURBOTURNTIME && p->MotoSpeed > 0)
+				{
+					if (goback) turnvel += bike_turn ? -40 : -20;
+					else turnvel += bike_turn ? 40 : 20;
+				}
+				else
+				{
+					if (goback) turnvel += bike_turn ? -20 : -6;
+					else turnvel += bike_turn ? 20 : 6;
+				}
 			}
 		}
 		else
@@ -1002,7 +1008,7 @@ static int motoApplyTurn(player_struct* p, int turnl, int turnr, int bike_turn,
 
 		}
 	}
-	return 0;
+	return turnvel * factor;
 }
 
 //---------------------------------------------------------------------------
@@ -1121,7 +1127,7 @@ static void processVehicleInput(player_struct *p, ControlInfo& info, input_t& in
 	{
 		bool backward = buttonMap.ButtonDown(gamefunc_Move_Backward) && p->MotoSpeed <= 0;
 
-		turnvel = motoApplyTurn(p, turnl, turnr, turnspeed, backward, scaleAdjust) * scaleAdjust;
+		turnvel = motoApplyTurn(p, turnl, turnr, turnspeed, backward, scaleAdjust);
 		if (p->moto_underwater) p->MotoSpeed = 0;
 	}
 	else