Cometic BBC MLS Header Gasket Set 2.130 Round Port RS00500312 1" Thick 4-hole spacer for

1" Thick 4-hole spacer for Holley 4150/4160 600+ CFM carbs

Lightweight knitted fabric for superior protection and comfort

Stackable carbureted regulator

8mm Double Silicone Construction Black Wire Rated To 600 degrees F

or street clothes while you are on-track

Cometic BBC MLS Header Gasket Set 2.130 Round Port RS00500312 1" Thick 4-hole spacer forCOMETIC MLS (Multi Layer Steel) Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold Gaskets maintain a torque set and resist corrosion. They will not burn through or push out. MLS Exhaust Manifold Gaskets withstand different combinations of cylinder head and exhaust manifold materials. No sealants are required. This exhaust gasket features 2. 130" Round Port. Vehicle Applications: 1987 1991 GMC R3500 1973 1974 Chevrolet