PAC Racing Springs PAC-1212X-16 valve springs. Features RPM Series single spring design, 380 lb/in rate, 1.180 in coil bind, 1.355 in OD, fits Small Block Chevy GM 604 crate engine, set of 16, ideal for performance builds.
PAC Racing Springs PAC-1212X valve spring. Features RPM Series single spring design, 380 lb/in rate, 1.180 in coil bind, 1.355 in OD, fits Small Block Chevy, each, ideal for performance builds.
PAC Racing Springs PAC-1210X-16 valve springs. Features RPM Series single spring design, 290 lb/in rate, 1.150 in coil bind, 1.245 in OD, fits Small Block Chevy GM 602 crate engine, set of 16, ideal...
PAC Racing Springs PAC-1282LX-16 valve springs. Features RPM Series ovate beehive design, 400 lb/in rate, 1.544 in coil bind, 0.825 in/1.270 in OD, fits 7.3L Godzilla engine, set of 16, ideal for...
PAC Racing Springs PAC-R364-16 valve spring retainers. Features 300 Series, 7-degree lock angle, 0.795 in OD step, beehive spring compatible, chromoly, set of 16, ideal for performance builds.
PAC Racing Springs PAC-R464-16 valve spring retainers. Features 400 Series, 0.795 in/0.517 in OD steps, single spring compatible, titanium, fits Ford Modular, set of 16, ideal for performance builds.