PAC Racing Springs PAC-1529-16 valve springs. Features 1500 Series circle track dual spring design, 560 lb/in rate, 1.090 in coil bind, 1.284 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1294-16 valve springs. Features 1200 Series Circle Track dual spring with damper, 428 lb/in rate, 1.185 in coil bind, 1.545 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.