Fel-Pro Header Gaskets - SB Chevy - Large Race, Small Race, Square Port - 1.50" x 1.50" 8701 EFI applications require high-flow bypass

EFI applications require high-flow bypass regulators

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

Sodium Filled

Autometer GPS Enabled Speedometers

000" in length

Fel-Pro Header Gaskets - SB Chevy - Large Race, Small Race, Square Port - 1.50" x 1.50" 8701 EFI applications require high-flow bypassFel Pro Performance Gaskets 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.