Cometic MLS Header Gasket Set SBC 1.45 x 1.60 122009 Notcher is commonly clamped into

Notcher is commonly clamped into a bench vise or bench mounted and used with a hand drill

The built-in Sanitizing Ozone feature cleans and disinfects for a healthier environment

These hardened steel balls are inserted into the stud holes before the cover studs are threaded in to keep the studs from galling the housing and help disperse any stress created when installing the cover studs

1977-1980 Pontiac Bonneville

Fits 1992-1997 LT1 LT4 engines

Cometic MLS Header Gasket Set SBC 1.45 x 1.60 122009 Notcher is commonly clamped intoCOMETIC 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 1. 450" x 1. 600" port. Vehicle Applications: 1982 1982 Buick LeSabre 1983 1985