Highly effective material for firewalls
Clears a 4" stroke with a steel rod
Precision machined rather than stamped for the ultimate in accuracy
Air-Gap design features an open air space under the plenum
Dual Friction
Fel-Pro 326-455 Pontiac Exhaust Port Size 1.53" x 2" MAHLE Original Highly effective material for firewallsFel 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, 326 (5. 3L), 350 (5. 7L), 389 (6. 4L), 400 (6. 6L), 421 (6. 9L), 428 (7. 0L), 455 (7. 5L) Resists blowout and burnout from high temperature