Fel-Pro Header Gaskets - SB Chevy - Stock, Square - 1.38" x 1.38" YA0865R Fuel Cell Bulkhead

Fuel Cell Bulkhead

Avoidance of over torquing is especially important with aluminum sockets

This allows racers to reliably increase boost and advance ignition timing-without using high-octane racing fuel-for power gains of up to 20%

000 degrees Fahrenheit

Ideal for long stroke and/or high compression engines

Fel-Pro Header Gaskets - SB Chevy - Stock, Square - 1.38" x 1.38" YA0865R Fuel Cell BulkheadFel 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, 262 (4. 3L), 265 (4. 3L), 267 (4. 4L), 283 (4. 6L), 302 (4. 9L), 305 (5. 0L), 307 (5. L), 327 (5. 3L), 350 (5. 7L), 400 (6. 6L) Resists blowout