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They are assembled with the best components to handle high lift and high RPM applications
Crafted from high-quality aluminum
Speedmaster EFI intake manifolds make it simple to convert competition engines to electronic fuel injection
These coils feature advanced bobbin technology
they have hardened stem tips for durability and are swirl-polished
Chevy LS1 LS6 1.600" STD 8mm Stainless Steel Exhaust Valves They are assembled with theWhen it's time for valves, don't cut corners. Get genuine Speedmaster stainless steel valves. They're made from a tough, stainless steel alloy and are carefully designed to increase gas flow for more power. What's more, they have hardened stem tips for durability and are swirl polished. 0
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