Sylinder topp til Chevy (GM) 5.7-Liter 1969-1986
Early style heads engines with 12-bolt intake manifold and perimeter mount valve covers.
New casting with new stainless steel valves, hardened steel exhaust seats, new valve springs, valve locks, retainers and screw in rocker arm studs.
Erstatter: First Mate H-6021, H-6022, H-6022A, H-6024, Mallory 9-73003 with Casting #'s 336, 445, 487, 624, 882, 997.