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400 455 Main Cap Bolt Kit

Item #: 18-100

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 1966-1976 400-455.

Oldsmobile Cutlass and Olds 442 400 455 high performance main cap bolts