1692062, 523141, 526990 NOS COMMANDER CYLINDER HEAD FOR 1938-60 BIG 6 ENGINE 7.5:1 COMPRESSION RATIO. SOME APPLICATIONS WILL REQUIRE BUSHING ADAPTER ON TEMPERATURE SENDING UNIT
1692061, 515781, 527449 NOS COMMANDER CYLINDER HEAD FOR 1938-60 BIG 6 ENGINE 7.5:1 COMPRESSION RATIO. SOME APPLICATIONS WILL REQUIRE BUSHING ADAPTER ON TEMPERATURE SENDING UNIT
536180 NOS CHAMPION CYLINDER HEAD FOR 1955-57 CHAMPION ENGINES 7.5:1 COMPRESSION CAN BE USED ON ALL CHAMPION ENGINES, COOLANT TEMPERATURE FITTING SIZE MAY DIFFER FROM YOUR APPLICATION