These are high quality Chromoly head bolts heat treated and rated above 180,000psi. 17% stronger than a grade 8 bolt these are the perfect replacment for used head bolts on your AMC V8. Kit comes complete with 18 long 3 3/4" and 10 short 2 3/8" bolts (1/2-13). Fits 70-91 AMC V8's. Toughest bolt kit available for AMC V8's
