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They are manufactured from anodized aluminum
valve cover gaskets
Speedmasterª & FAST line of EFI systems are all you need when deciding to upgrade your engine to modern electronic fuel injection
These durable but lightweight aluminum pumps push up to 35 gallons of water per minute of coolant circulation
Speedmaster flexplates will withstand the extreme power and rpm of today's engines
1.370" Od. 0.760" Id. 0.040" Thick Hardened Steel Valve Spring Cups Springs They are manufactured from anodizedAs with all other parts in the valvetrain, the area where the spring sits takes a beating. The old standard shims simply will not hold up to the extreme pressures and high rpm found in today's performance engines. Speedmaster offers this set of valve spring shims to solve this problem and eliminate failures.
