VALVE COVER ADAPTER 1959-86 Chevrolet Small Block Valve Covers on AMC V8 Heads ... 1959-1986 Small Block Chevrolet Valve Covers on Jeep / American Motors Corporation (290, 304, 343, 360, 390, 401) Heads Includes stainless steel bolts and washers  SOLD IN SETS (Two Adapters) Made in the U.S.A. from 100% U.S.A. Billet Aluminum Buy Now