Ferrea 6000 Series Competition Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 5.060" Overall Length 2010024 Exhaust port and bolt pattern

Exhaust port and bolt pattern are raised

Chevy V8's with large oval-port (1975 and earlier) heads

The Chevrolet Small Block

570" ID that works well with our 917 dual valve springs

Fully Supported CountershaftThe countershaft is fully supported by needle bearings on a hardened steel shaft

Ferrea 6000 Series Competition Exhaust Valve - SB Chevy - 1.600", 11/32" Stem Diameter, 5.060" Overall Length 2010024 Exhaust port and bolt patternThe 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