Allstar Performance Thin OD Jam Nut 5/8-18" LH Thread Steel Zinc Oxide - Set of 50 Pit Crew Helmet 313" High Flow Valve/Seat

313" High Flow Valve/Seat

1955-1970 Chevrolet Bel Air

The Simpson Competitor Gloves feature Nomex® Construction with a distinctive white trim

1961-1966 Oldsmobile Starfire

Centerlinks add strength and adjustability

Allstar Performance Thin OD Jam Nut 5/8-18" LH Thread Steel Zinc Oxide - Set of 50 Pit Crew Helmet 313" High Flow Valve/SeatSpecialty jam nuts have smaller outside diameters, allowing smaller wrenches to be used when changing radius rod lengths. Example: with 1 2" bolts, the same 3 4" wrench can be used to adjust radius rod or mounting hole locations. Package of 50. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years,