PAC Racing Springs PAC-1207X-16 valve springs. Features RPM Series dual spring design, 433 lb/in rate, 1.000 in coil bind, 1.304 in OD, fits GM LS-Series, set of 16, ideal for performance builds.
PAC Racing Springs PAC-1205X-16 valve springs. Features RPM Series dual spring design, 392 lb/in rate, 1.000 in coil bind, 1.304 in OD, fits GM LS-Series, set of 16, ideal for performance builds.
PAC Racing Springs PAC-1222X-16 valve springs. Features RPM Series dual spring design, 425 lb/in rate, 1.055 in coil bind, 1.280 in OD, fits GM LS-Series, set of 16, ideal for performance builds.
PAC Racing Springs PAC-1208X-16 valve springs. Features RPM Series dual spring design, 460 lb/in rate, 1.000 in coil bind, 1.324 in OD, fits GM LS-Series, set of 16, ideal for performance builds.
PAC Racing Springs PAC-1238X-16 valve springs. Features RPM Series dual spring design, 600 lb/in rate, 0.985 in coil bind, 1.274 in OD, fits GM LS-Series, set of 16, ideal for performance builds.
PAC Racing Springs PAC-1204X-16 valve springs. Features RPM Series dual spring design, 369 lb/in rate, 1.000 in coil bind, 1.290 in OD, fits GM LS-Series, set of 16, ideal for performance builds.