Chevy LS1 LS6 1.600" STD 8mm Stainless Steel Exhaust Valves Other features include a flush

Other features include a flush mount

These durable but lightweight aluminum pumps push up to 60 gallons of water per minute of coolant circulation

These Speedmaster main bearings are just what you need to freshen up your engine

4340 chromoly H-beam connecting rods

The Speedmaster shift selector shaft is built with sturdy

Chevy LS1 LS6 1.600" STD 8mm Stainless Steel Exhaust Valves Other features include a flushWhen 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