Search

Cylinder Heads for Cummins 378, 504, 555, and 903 Engines

Cylinder Head for Cummins 378, 504, 555, and 903 Engines

We carry cylinder heads for V6-378, V8-504, V8-555, and V8-903 engines. You can easily access our parts selection by using the product links listed below.

If you do not see the Cummins part you need, please use our quote request form or call us at 855.470.3525: our knowledgeable inside sales staff will gladly help you.


VALVE SEAT

$4.93

FUEL INJECTOR SLEEVE

$10.70

VALVE SEAT INSERT (STANDARD)

$5.39

CYLINDER HEAD BOLT

$18.41

INTAKE VALVE SEAT INSERT

$8.55

EXHAUST VALVE SEAT INSERT

$9.60

CYLINDER HEAD BOLT

$44.53