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Made from 5051 aircraft aluminum alloy
Their improved seal design will conserve pump volume
Speedmaster main caps improve reliability in highly stressed engines by reducing distortion of the main bearing bores
They utilize an open element design
Keep your classic GT stylin' by equipping it with GT racing bullet-style mirrors from PCE
Chevy GM LS 6.780" 10% Underdrive Harmonic Balancer Damper SFI 18.1 Made from 5051 aircraft aluminumSpeedmaster Harmonic dampers feature a bonding process which adheres the elastomer to the i. d. of the inertia ring and the o. d. of the hub, utilizing a strong adhesive along with an improved elastomer to create a much stronger bond. The inertia ring rotates harmonically with the engine and absorbs the torsion vibration from the rotating assembly at any frequency and RPM. It extends the life of crankshaft and bearing which allows the engine to
