AFR Intake Manifold Gasket - 0.06 in Thick - 1.82 x 2.54 in Rectangular Port - Composite - Magnum Series Heads - Big Block Chevy - Pair RS00400308 4L80E (Fits Transmissions w/ 9/16-18

4L80E (Fits Transmissions w/ 9/16-18 Threads Short/Front)

These engines always run just on the brink of valve float

Wide-5 Hubs

492 in Bore

AFR Intake Manifold Gasket - 0.06 in Thick - 1.82 x 2.54 in Rectangular Port - Composite - Magnum Series Heads - Big Block Chevy - Pair RS00400308 4L80E (Fits Transmissions w/ 9/16-18Product Description: Intake Manifold Gasket 0. 06 in Thick 1. 82 x 2. 54 in Rectangular Port Composite Magnum Series Heads Big Block Chevy Pair Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and components. Current product lines include cold air intake systems, high performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers, electronic programmers,