PAC Racing Springs PAC-1396-16 valve springs. Features 1300 Series Circle Track dual spring design, 538 lb/in rate, 1.150 in coil bind, 1.574 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1373-16 valve springs. Features 1300 Series Circle Track dual spring design, 670 lb/in rate, 1.150 in coil bind, 1.430 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1203-16 valve springs. Features 1200 Series Circle Track dual spring design, 610 lb/in rate, 1.115 in coil bind, 1.260 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1243-16 valve springs. Features 1200 Series Circle Track dual spring design, 550 lb/in rate, 1.150 in coil bind, 1.550 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1202-16 valve springs. Features 1200 Series Circle Track dual spring design, 540 lb/in rate, 1.100 in coil bind, 1.244 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1371-16 valve springs. Features 1300 Series Circle Track dual spring design, 436 lb/in rate, 1.175 in coil bind, 1.374 in OD, set of 16, ideal for circle track racing.