Ferrea 6000 Series Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - 4.960 in Long - Small Block Chevy - Set of 8 YA0828MM08 The ball is made of

The ball is made of 52100 bearing steel that has been heat treated

2 per package with color-coded caps - Replacement Parts: Terminal Cap Kit one red

Adapters / Clamps / Coupler Included

Coolant SensorFAST is the leading developer of electronic fuel injection systems

Nitrile Rubber and Fiber

Ferrea 6000 Series Exhaust Valve - 1.600 in Head - 11/32 in Valve Stem - 4.960 in Long - Small Block Chevy - Set of 8 YA0828MM08 The ball is made ofThe 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