Ls Clutch Roller Spigot Bush Pilot Bearing Crankshaft Gm Oil ARP #154-3603 SB Ford 1/2"

ARP #154-3603 SB Ford 1/2" Bolt Head Stud Kit

AF1821-5052

BMW 635 2007-2010

10 x 6mm internal diameter

Ls Clutch Roller Spigot Bush Pilot Bearing Crankshaft Gm Oil ARP #154-3603 SB Ford 1/2"Part Number: AF72 1121 a spigot bearing, also known as a pilot bearing, supports the transmission input shaft and fits inside the crankshaft. It absorbs vibrations caused by the crankshaft and input shaft rotating at different speeds when you press the clutch pedal. Upgraded roller pilot bearings are designed as direct replacements in all gm ls engines. Each roller bearing eliminates premature bearing failure and ensure clean clutch release by