Performance Valvetrain

PAC Racing Springs PAC-1220-16 valve springs. Features 1200 Series ovate beehive design, 370 lb/in rate, 1.210 in coil bind, 1.000 in/1.445 in OD, set of 16, ideal for performance builds.

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-1233 valve spring. Features 1200 Series ovate beehive design, 300 lb/in rate, 1.060 in coil bind, 1.025 in OD, each, ideal for performance builds.

PAC Racing Springs PAC-1218X-16 valve springs. Features RPM Series beehive design, 313 lb/in rate, 1.140 in coil bind, 0.885 in/1.290 in OD, set of 16, ideal for high-performance builds.

PAC Racing Springs PAC-S161-16 valve spring locator. Features inside design, 0.060 in thick, 1.350 in OD, 0.575 in ID, 0.885 in spring ID, chromoly, set of 16, ideal for performance builds.

PAC Racing Springs PAC-1334-16 valve springs. Features 1300 Series drag race dual spring design, 740 lb/in rate, 0.973 in coil bind, 1.300 in OD, set of 16, ideal for drag racing applications.

PAC Racing Springs PAC-1364-16 valve springs. Features 1300 Series Drag Race triple spring design, 840 lb/in rate, 1.115 in coil bind, 1.681 in OD, set of 16, ideal for drag racing applications.

PAC Racing Springs PAC-1217X-16 valve springs. Features 1200 Series ovate beehive design, 308 lb/in rate, 0.965 in coil bind, 0.698 in/1.061 in OD, fits Ford Coyote, set of 16, ideal for performance builds.

PAC Racing Springs PAC-1231X-16 valve springs. Features RPM Series ovate beehive design, 291 lb/in rate, 0.952 in coil bind, 0.720 in/1.083 in OD, set of 16, ideal for high-performance builds.

PAC Racing Springs PAC-1329-16 valve springs. Features 1300 Series Drag Race dual spring design, 780 lb/in rate, 1.130 in coil bind, 1.500 in OD, set of 16, ideal for drag racing applications.

PAC Racing Springs PAC-1357-16 valve springs. Features 1300 Series Drag Race dual spring design, 780 lb/in rate, 1.130 in coil bind, 1.500 in OD, set of 16, ideal for drag racing applications.

PAC Racing Springs PAC-1239-16 valve springs. Features 1200 Series Circle Track dual spring with damper, 540 lb/in rate, 1.180 in coil bind, 1.550 in OD, set of 16, ideal for circle track racing.