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6" axle or GM 10-Bolt
They feature extra-thick steel that's double-welded to the ring gear for added strength and anodized for corrosion resistance
These can be used on std or aftermarket plenum manifolds
made from 4340 round bar to exact tolerances
allowing it to run cooler and quieter than external units
Chevy SBC 350 1.600" +200 11/32" Stainless Steel Exhaust Valves 6" axle or GM 10-BoltWhen 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.
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