Peterson Fluid Systems Filler Cap - 3 in OD - Red Coil-Over Spring The knurled retaining nut actually

The knurled retaining nut actually sandwiches the degree wheel and holds it in place

Locking magnet-assisted mount

eliminating the need for a centering ring

Alternator Drive Kit

Peterson Fluid Systems Filler Cap - 3 in OD - Red Coil-Over Spring The knurled retaining nut actuallyPeterson has several versions of caps and bungs available. They work great for custom projects. Peterson Fluid Systems is the choice of champions for wet and dry sump oiling systems. Peterson Fluid Systems offers a complete system from their class leading oil pumps to their championship winning oil tanks, oil and fuel filters, and accessory drives. Peterson Fluid System products have been proven in NASCAR, NHRA, IHRA, IRL, World of Outlaws, USAC, and