PAC Racing Springs Height Mic 1.400 to 2.000 Blue | PAC-T901

PAC Racing Springs PAC-T903 valve spring height gauge. Features 1.400-1.900 in range, 1.200 in ID, 0.050 in per turn, orange anodized finish, ensures precise measurements, sold as each.

PAC Racing Springs PAC-T904 valve spring height gauge. Features 1.400-2.000 in range, 0.001 in scale, purple anodized finish, designed for GM LS dual springs, ensures precise measurements, sold as...

PAC Racing Springs PAC-T902 valve spring height gauge. Features 1.800-2.600 in range, 0.001 in scale, red anodized finish, ensures precise measurements for performance builds, sold as each.

PAC Racing Springs PAC-R391-16 valve spring retainers. Features 300 Series, 10-degree lock angle, 1.067 in/0.785 in/0.635 in OD steps, 1.459 in OD, dual spring compatible, chromoly, set of 16, ideal...

PAC Racing Springs PAC-T900 calibration springs. Features a kit with data sheet, designed for PAC valve spring testers, ensures accurate spring rate testing, ideal for performance tuning.