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Main Cap Bolt & Stud Kits

DescriptionPhotosItem NumberPriceQuantity 
Main Cap Bolt Kit
A quality rebuild includes replacing high stress bolts with new ones. These main cap bolts take quality one step further. With 170,000 psi tensile strength, these main bolts are far stronger than the originals. Complete kit does all five main caps. No machining required. Fits all 1968-1975 350.

18-098 79.95
Main Cap Bolt Kit
A quality rebuild includes replacing high stress bolts with new ones. These main cap bolts take quality one step further. With 170,000 psi tensile strength, these main bolts are far stronger than the originals. Complete kit does all five main caps. No machining required. Fits all 66-76 400-455.

18-100 79.95
Main Cap Stud Kit
Main cap studs are a must for all high output Oldsmobiles. Main bearing/cap distortion is reduced, resulting in longer bearing life. Complete kits include all studs and nuts. Fits within stock oil pans. Align hone required. Fits all 330, 350 and 403.

18-056 99.95
Main Cap Stud Kit
Main cap studs are a must for all high output Oldsmobiles. Main bearing/cap distortion is reduced, resulting in longer bearing life. Complete kits include all studs and nuts. Fits within stock oil pans. Align hone required. Fits all 1966-1976 400 and 455.

18-058 99.95
      
Oldsmobile Cutlass and Olds 442 350 400 455 Main Cap Bolts Studs.