4″ Replacement O-Ring Kits Pulley The new MSD Black Cap

The new MSD Black Cap features Stainless Steel spark plug style terminals and is firmly screwed down to the housing

Manufactured in the USA

ethanol or methanol

USB Keyboard and Mouse functionality makes it quick and easy to set up new layouts

4″ Replacement O-Ring Kits Pulley The new MSD Black Cap4 Filter Replacement O Ring Kit. Three O Rings are for use with all 4 Hi Flow, Dry Sump and Screw On See Through Filter Assemblies. O Rings are made of Viton which is chemical and fuel resistant. O Ring Material: Viton O Ring Color: Brown O Ring Thickness: 3 32 Quantity: Sold as Kit of 3 Notes: Can only be used with 4 See Through Filter Assemblies. Lightly lube O Rings when installing.