Moroso SB Chevy Deck Plug Kit - SB and 90 V6 Chevy RU004004XL Additional and significant performance improvements

Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley which is why we recommend the BBK CNC Machined billet aluminum pulley kits for maximum horsepower gains

Multi-Layer Steel

4 Bed Without Rambox Cargo Management System

Side Winder / Voyager Helmets

Note: this product has been granted a California Air Resources Board (CARB) exemption

Moroso SB Chevy Deck Plug Kit - SB and 90 V6 Chevy RU004004XL Additional and significant performance improvementsUpper 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