Ferrea 6000 Series Competition Intake Valve - SB Chevy - 2.080", 11/32" Stem Diameter, 5.060" Overall Length 2070031 5 in Ring Gear

5 in Ring Gear

The runners have been cast in such a way to insure enough metal thickness to allow for gasket matching and porting

1963-1966 GMC 3000

Spark Plug Starting Points: AUTOLITE

The logo will be upside down on the 6

Ferrea 6000 Series Competition Intake Valve - SB Chevy - 2.080", 11/32" Stem Diameter, 5.060" Overall Length 2070031 5 in Ring GearThe 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