Ferrea 6000 Series Competition Intake Valve - SB Chevy - 2.055", 11/32" Stem Diameter, 5.060" Overall Length 35451CXSBU but with the Teflon seal

but with the Teflon seal it is necessary to disassemble the heads and machine the top of the guide with a special

Hook tool to the bottom of cap

Machined from billet aluminum in polished finish with ball milled details

Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet CamshaftsThe COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development

Ferrea 6000 Series Competition Intake Valve - SB Chevy - 2.055", 11/32" Stem Diameter, 5.060" Overall Length 35451CXSBU but with the Teflon sealThe 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