The Cometic fiber intake manifold gasket set for Chevrolet Gen‑1 Small Block V8 (.047 in) fits 1.245" x 1.980" rectangle port, 23° heads with exhaust crossover and employs AFM construction—nitrile synthetic rubber bonded to an aluminum core—for heat and fluid resistance. AFM maintains torque retention and recovery, requires no sealants or re-torque, and delivers reliable sealing across varied flange finishes and load conditions.
Cometic Chevy Gen1 Small Block V8 .047in Fiber Intake Mani Gasket Set