Heavy Duty Oil Pump Compatible with Cummins Big Cam 855 / NT855 Diesel Engines - Big Cam II, III, IV
Premium heavy duty oil pump assembly for Cummins 855 cubic inch (14.0L) inline 6-cylinder diesel engines. Gaskets included. Oil flow rate 90-110 LPM. Direct OEM replacement for Big Cam series engines used in Class 8 trucks, industrial equipment, marine, agricultural, and generator set applications.
OEM PART NUMBERS:
Cummins: 2881757, 3012728, 3015273, 3045882, 3077770, 3609837, 3821571, 3821572, 3821575, 4026691, 4309500
SPECIFICATIONS:
Type: Heavy Duty Oil Pump Assembly
Unit Type: Cummins
Oil Flow: 90-110 LPM
Pressure Type: Low Pressure (33-35 PSI)
Designed for Upper Pick-Up Oil Pan
Gaskets Included
Weight: 42.5 LBS
ENGINE SPECIFICATIONS (NT855):
Displacement: 855 CID / 14.0L
Configuration: Inline 6-Cylinder
Bore/Stroke: 5.500in x 6.000in
Firing Order: 1-5-3-6-2-4
APPLICATIONS:
Cummins Big Cam 855 (Original Big Cam)
Cummins Big Cam II (1979+)
Cummins Big Cam III (1982+)
Cummins Big Cam IV (1985+)
Cummins NT855 / NTA855 / NTC855 / NH855
NTC-290, NTC-300, NTC-315, NTC-335, NTC-350, NTC-400
Used in: Class 8 Trucks, Industrial Power Units, Marine, Generator Sets, Agricultural Equipment, Construction Equipment
⚠️ Verify OEM part number from your original unit before ordering to ensure proper fitment.