4915442 Cummins Cylinder Head Assembly for NTA855 Engines
4915442 cylinder head assembly for Cummins NTA855 and NT855 engines.
SKU: 4915442
DescriptionAdditional information
4915442 is the cylinder head assembly fitted to Cummins NTA855 and NT855 engines. It is made from high Nickel Alloy Cast Iron. Published figures include overall dimensions 538mm × 287mm × 222mm, compression ratio 14.5:1, injector bore diameter 17mm.
Specifications
Overall Dimensions
538mm × 287mm × 222mm
Valves per Cylinder
4 (2 intake, 2 exhaust)
Valve Spring OD
1.50" (38.1mm)
Valve Recess Depth
0.070" (1.78mm)
Compression Ratio
14.5:1
Injector Bore Diameter
17mm
Head Bolts per Unit
10
Final Torque
190-210 N·m (3-step tightening)
Flatness Tolerance
≤0.05mm / 100mm
Key Features
High Nickel Alloy Cast Iron
Overall Dimensions: 538mm × 287mm × 222mm
Valves per Cylinder: 4 (2 intake, 2 exhaust)
Valve Spring OD: 1.50" (38.1mm)
Valve Recess Depth: 0.070" (1.78mm)
Compression Ratio: 14.5:1
Typical Applications
Diesel generator sets
Construction machinery
Marine propulsion engines
Industrial power units
Ordering from Sino Bus Parts
Wholesale pricing; bulk orders welcome
Global shipping
Fitment confirmed against your engine serial or CPL before dispatch
Contact us on WhatsApp for a quotation
Part Number
4915442
Fitment
Cummins NTA855 NT855 Engine
Product Type
Cylinder head assembly
Material
High Nickel Alloy Cast Iron
Quality Standard
Genuine Cummins CCEC Quality
MOQ
1piece (Bulk Orders Accepted）
Lead Time
3-15 Days Global Shipping
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