Quarter Master Aluminum Transmission Release Bearing Retainer - Fits T-101 & T-10 Transmissions Disc Brake Hat Bolt Performer Pontiac heads utilize a

Performer Pontiac heads utilize a D-Port exhaust port configuration for use with standard D-port exhaust systems

Unlike some aftermarket heads

single and non-adjustable valving options

Plastic Construction w/ O-rings (except LSTC2 doesn't use O-rings)

Cylinder Head Gasket

Quarter Master Aluminum Transmission Release Bearing Retainer - Fits T-101 & T-10 Transmissions Disc Brake Hat Bolt Performer Pontiac heads utilize a. 800" tall seat height. Eliminates shimming transmission bolts. Keeps bearing perfectly square with transmission & clutch. Quarter Master started out as a chassis developer for drag racing. Discovering a critical need in the drag racing world, they soon switched focus to high performance clutches, and have since expanded into bellhousings, flywheels, driveshafts, quick change gears, and starters. Today Quarter Master has earned the respect and