COMETIC C9986 One Piece Rocker Base Gasket for Harley-Davidson Shovelhead (1966-1984) chevrolet-silverado-1500-2002-2024-wt Advanced mud-terrain tread pattern for

Advanced mud-terrain tread pattern for superior off-road traction

you can improve throttle response

Easy Installation—Simple one screw installation

Cadillac Fleetwood Brougham 1984

COMETIC C9986 One Piece Rocker Base Gasket for Harley-Davidson Shovelhead (1966-1984) chevrolet-silverado-1500-2002-2024-wt Advanced mud-terrain tread pattern forOne Piece Rocker Base Gasket . 020" '66 '84 Shovelhead The COMETIC C9986 One Piece Rocker Base Gasket is designed for long lasting performance and reliable sealing in Harley Davidson Shovelhead engines from 1966 through 1984. Crafted from premium fuel resistant materials, this gasket resists creep, cracking, and becoming brittle over time, ensuring durability under demanding conditions. Featuring a stainless steel core with a . 001 inch coating of