With more than 100 years of operation. Manufacturer: PAC Racing Springs. Valve Spring Retainer - Inside - 0.030 in Thick - 1.270 in OD - 0.510 in ID - 0.680 in Spring ID - Chromoly - Set of 16.
PAC Racing Springs Valve Springs - HR Series (16) PAC-1904-16
PAC RACING SPRINGS PAC-R349-16 Dual Spring 300 Series Retainers
PAC RACING SPRINGS 1900 HOTROD SERIES PAC-1913-16
PAC RACING SPRINGS PAC-R505 Dual Spring 500 Series Retainers Ti-17 Titanium
PAC Racing Springs Spring Shims - 1.250 OD .050 Thick PAC-S188-16
