Ferrea 6000 Series Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - 4.960 in Long - Small Block Chevy Wheel & Tire Accessories Wheel Components & Accessories It is formulated to provide

It is formulated to provide improved oxidation stability

1971-1971 GMC Sprint

the vehicle can neither roll forward nor backward

and many other installation and service parts

Ferrea 6000 Series Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - 4.960 in Long - Small Block Chevy Wheel & Tire Accessories Wheel Components & Accessories It is formulated to provideThe 6000 Series Competition Valves are designed to provide excellent reliability in an environment of high spring pressures and roller cams, at a budget price. They have higher fatigue resistance and tensile strengths than our competitor's best offerings. These valves can be used in Drag and Oval Track racing applications. To manufacture the valves Ferrea uses an exclusive two step slow forging process using EV8 stainless steel on both intake and