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Building an LS?

Don't reuse those old main bolts.

This Michigan Motorsports kit has everything you need for 1997-2013 LS engines—4.8, 5.3, 5.7, 6.0, 6.2, LS1, LS3, LM7, LQ4, L33, L96.

New, bagged, ready to torque.

No UPC, no fluff, just solid hardware for a solid bottom end.

4 out of 5