Winters Posi-Lock Retainer - Pinion Shaft P252Z Hydraulic - Magnum: Needs 9:1

Hydraulic - Magnum: Needs 9:1 compression

and a full 60 wide with end caps

Recommended for high output

Shift Improver Kit for 93-06 4L60E

Gasket Chrome Plated Steel Water Pump Pulley 4974 Single Groove - Small Block - Long Water Pump

Winters Posi-Lock Retainer - Pinion Shaft P252Z Hydraulic - Magnum: Needs 9:1Genuine Winters Replacement Parts for Sprint Center Quick Change Rear Ends (Diagram #21). For more than 60 years, Winters Performance Products has been producing high performance rear ends and driveline components for racing and street use. Their product offering includes everything from quick change gear sets to shifter assemblies, as well as many components specifically for the sprint car market. Winters Performance is undeniably the most reliable,