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Designed for engines producing up to 500hp
Speedmaster's full competition transmissions combines the latest in fluid technology and track proven durability to provide any drag racer a product they can rely on season after season
Valve CoversCover your valvetrain with a set of Speedmaster fabricated aluminum valve covers
and replacement filters are available
Speedmaster reflex headlights feature a diamond-style lens that diffuses light in a prismatic beam
Chevy GM LS 5.670" 25% Underdrive Harmonic Balancer Damper SFI 18.1 Designed for engines producing upSpeedmaster 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
