Fel-Pro Head Gasket - SB Chevy - 4.166" Bore, .041" Thickness - Cast Iron, Aluminum Heads - Pre-Flattened Steel Wire Combustion Seal Body Bolt Washer COMP's Positive Stop PTFE valve

COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than O-ring or umbrella seals

75 Inch patented multi-disc clutch offers a smaller and lighter system for quick revving vehicles with engine torque levels from 500 to 1100 ft/lbs

Multi-Purpose O-Ring

HANS or other Head and Neck Restraint device anchor posts (not included) can be easily attached to the outside of the helmet using the installed M6 threaded inserts

P8 268HThe COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development

Fel-Pro Head Gasket - SB Chevy - 4.166" Bore, .041" Thickness - Cast Iron, Aluminum Heads - Pre-Flattened Steel Wire Combustion Seal Body Bolt Washer COMP's Positive Stop PTFE valveFel Pro deliver reliable sealing under grueling racing conditions. From the leader in aftermarket engine sealing, FEL PRO the gaskets professionals trust. Each gasket, set, or seal is built to meet or exceed all original equipment specifications and is validated for fit, form, and function. GMP Performance V8, 265 (4. 3L), 283 (4. 6L), 302 (4. 9L), 307 (5. 0L), 327 (5. 3L), 350 (5. 7L), 400 (6. 6L); Steel wire Inserted within a stainless steel armor