Cometic Header Gasket - 1.50 x 1.60" Square Port - Multi-Layered Steel - Small Block Chevy (Pair) SC05301 This SFI 3

This SFI 3

Seat Insert

06 in Thick

13/16" 36-Spline

Its revolutionary design

Cometic Header Gasket - 1.50 x 1.60" Square Port - Multi-Layered Steel - Small Block Chevy (Pair) SC05301 This SFI 3COMETIC 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. 500" x 1. 600" Ports. Cometic is dedicated to customer satisfaction and provides