1.290" O.D. Dual Springs. Recycling one ton of cardboard saves over 9 cubic yards of landfill space. Alaska and Hawaii usually cost about double. International is even more yet.680" #187@ 1.750" #375 @ 1.250" 1.050".
16 NEW PSI Polished 1.295" O.D. Dual Valve Springs #258 @ 1.250" NASCAR DEI
16 NEW PSI 1.290" O.D. Dual Valve Springs #377 @ 1.250" NASCAR ECR
16 NEW PSI 1.275" O.D. Dual Valve Springs #395 @ 1.150" LS 1512ML LS1 LS6
16 NEW PSI 1.275" O.D. Dual Valve Springs #395 @ 1.150" LS 1512 ML NASCAR
16 NEW PSI / RCR-8D Polished 1.300" O.D. Valve Springs #374 @ 1.250" NASCAR
Radiator Cap 16 lbs PSI Muscle Car Knurled Grip Finned Billet Aluminum Universal