PAC Racing Springs PAC-1385-16 valve springs. Features 1300 Series Circle Track dual spring with damper, 525 lb/in rate, 1.145 in coil bind, 1.564 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1386-16 valve springs. Features 1300 Series Circle Track dual spring design, 513 lb/in rate, 1.140 in coil bind, 1.564 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1395-16 valve springs. Features 1300 Series Circle Track dual spring with damper, 550 lb/in rate, 1.150 in coil bind, 1.574 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1297-16 valve springs. Features 1200 Series Circle Track dual spring with damper, 500 lb/in rate, 1.110 in coil bind, 1.539 in OD, set of 16, ideal for circle track racing.
PAC Racing Springs PAC-1916-16 valve springs. Features Hot Rod Series dual spring with damper, 436 lb/in rate, 1.135 in coil bind, 1.538 in OD, set of 16, ideal for hot rod performance builds.
PAC Racing Springs PAC-1326-16 valve springs. Features 1300 Series Circle Track dual spring with damper, 663 lb/in rate, 1.150 in coil bind, 1.550 in OD, set of 16, ideal for circle track racing.