Moroso SB Chevy Deck Plug Kit - SB and 90 V6 Chevy Head & Neck Restraints but also allows for a

but also allows for a large inverted 3

only 3/16 in

Two 2-5/8 in Diameter Gauges

Fairmont 1983-1978

Moroso SB Chevy Deck Plug Kit - SB and 90 V6 Chevy Head & Neck Restraints but also allows for aUpper cylinder wall distortion is greatly reduced when these 3 4" NPT plugs are installed in the water passage holes in the decks of Small Block and 90 V6 Chevy engines Water holes must be tapped before the plugs are screwed in; block must also be decked after installation Plugs also restrict water flow to the cylinder heads by reducing size of water passage holes to 5 16" Packaged 6 to a kit Moroso Performance Products is one of the worlds most