Bellhousing Index Reducer Bushing, Reduces GM 5.125 in. Bellhousing Bore To 4.686 in., Each
Friction due to misalignment can cause premature failure of driveline components. Make sure the bellhousing you use is perfectly in the center of the crankshaft coming out of the engine. Advance Adapters bellhousing index reducer bushings can aid in centering. If you need to change the index diameter of your bellhousing for proper alignment, these easy to install aluminum reducer bushings from Advance Adapters are the answer.