3977225 Cummins Bare Cylinder Head For ISB QSB Engines
3977225 bare cylinder head for Cummins ISB and QSB engines.
SKU: 3977225
DescriptionAdditional information
3977225 is the bare cylinder head fitted to Cummins ISB and QSB engines. It is made from high-Nickel Alloy Cast Iron. Published figures include valve configuration 4 valves per cylinder, 24 valves total, bare casting weight 72 kg, full assembly weight 82 kg. It cross-references 3977221, 4893044, 4936081.
Specifications
Part Number
3977225
Compatible Engines
Cummins ISDe6.7 / ISB6.7 / QSB6.7 24-valve common rail
Material
HT250 high-strength gray cast iron
Valve Configuration
4 valves per cylinder, 24 valves total
Structural Feature
Integrated cooling water jacket + high-pressure oil gallery
