Rear 1/8" NPT Differential Vent Plug by Mark Williams®. Dominate the track or hit the trails with condidence by fine tuning your vehicle for neck-breaking speed and performance with this premium differential that delivers the ultimate in high strength and toughness. This rock-solid part is designed to provide the gearing that helps ensure your engine stays in the powerband for faster acceleration while providing maximum safety during tough driving conditions.
- Enables you to keep your engine in the powerband for more giddy-up and high speed
- Allows for getting superior traction on just about any brutal terrain
- Adds more reliability and consistency to your drivetrain
- Ready to stand up to the punishing conditions of challenging landscapes
Mark Williams® manufactures a full range of racing axles, spools, rear end housings, steel, aluminum or carbon fiber driveshafts and disc brake kits. M-W also makes an assortment of chassis and driveline components at its Denver-area facility. All the parts required to set up 9” Ford, 12-bolt Chevy, 8.8 Ford, 8-3/4 Mopar and Dana 60 rear ends, including ring and pinion gears, Detroit Lockers, Posi-Traction differentials, and bearings are in stock at Mark Williams Enterprises. Special driveline and/or brake packages available for Acura, Camaro, Chevelle, Corvette, Fairlane, GM, Honda, Mustang, Mustang II and Pinto applications.