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Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
Understanding that being first across the line is what it's all about
they have hardened stem tips for durability and are swirl-polished
They are assembled with the best components to handle high lift and high RPM applications
Speedmaster crank hub
Chevy LS1 LS6 1.600" STD 8mm Stainless Steel Exhaust Valves Understanding that being first acrossWhen 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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