
Mack 4 cylinder models AB, and BB with 15 Studs (will NOT work for 9 Stud engines).
Mack 6 cylinder Models AL, BK, and BJ head gasket, Mack #1AL-385A.
Made in the USA. New production copper wrap head gasket with graphite filler.
Mack 4 cylinder models AB, and BB with 15 Studs (will NOT work for 9 Stud engines).
Mack 6 cylinder Models AL, BK, and BJ head gasket, Mack #1AL-385A.
Made in the USA. New production copper wrap head gasket with graphite filler.
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