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ARP main stud kit for BBC Chevy 454 Dart Big M block supplies high-strength main studs intended for securing the crankshaft in heavy-duty small-block and big-block rebuilds. The kit is tailored to fit the Dart Big M block configuration and provides an engine-building solution for blocks requiring stud-style main retention. These main studs are offered as a precision hardware kit to replace or upgrade factory main bolts during engine assembly and performance-focused rebuilds.
ARP BB Chevy 454 Dart Big M Block Main Stud Kit
