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You cannot over-shift and miss a gear with Speedmaster automatic shifter
Note: The 52000/52001 manifold is a stock replacement/street legal part for 302
Built with sturdy
except stock equipped EGR
Aluminum also promotes faster heat dissipation for further cooling of your transmission
Chevy LS3 1.600" STD 8mm Stainless Steel Exhaust Valves You cannot over-shift and missWhen 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.
