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The Speedmaster shift selector shaft uses an O-ring to prevent leakage from GM TH400 cases
while delivering increased engine vacuum
Speedmaster accessory drive pulleys are built for smooth power delivery and reliability
The Speedmaster 9" solid pinion bearing spacer kit is designed to retain the pinion depth settings for greater strength and reliability
Speedmaster billet steel flywheels are fully CNC machined from a high tensile aircraft material billet steel
Chevy LS1 LS2 LS3 LS6 LS7 L76 168 Tooth 11" Light #2 Billet Steel SFI Flywheel The Speedmaster shift selector shaftCNC machined from high tensile billet steel for strength and precision. Features a high carbon steel ring gear for enhanced durability under extreme conditions. Designed to fit most applications with dual bolt patterns for Borg & Beck and Long style clutch assemblies. Ideal for high performance street and race setups.
