COMP Cams 1.640 O.D. Spring Shims .635 I.D. .015 Thickness H753C4454 Great for organizing ratcheting tie

Great for organizing ratcheting tie downs

12360Aeromotive Inc

375 and 1968-81 TH350

Chin guard crush: Hammer hits chin guard and measures ability to keep impact away from the head

1/8" NPT Port

COMP Cams 1.640 O.D. Spring Shims .635 I.D. .015 Thickness H753C4454 Great for organizing ratcheting tieEnsure the equal installed height of all of your valve springs with these 1. 640" outer diameter, . 015" thick, heat treated spring shims. Engine Valve Spring Shim Spring Shim, . 015 X 1. 640The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what happens out on the race track. Because no matter