Werks Racing non-pull start Team Line .21 Off-Road 3-Port Racing Engine with SG (pilot) Crankshaft.
Werks Racing non-pull start Team Line .21 Off-Road Pro 7 Racing Engine with SG (pilot) Crankshaft.
Werks Racing non-pull start Team Line .21 Competition On-Road Racing Engine with SG (pilot) Crankshaft.