Caterpillar C15 Engine - NEW REMANUFACTURED LONG BLOCK

We offer a variety of both, over the road truck and industrial replacement engines for the Caterpillar C15. Our remanufactured CAT C15 engines come as a 3/4 long block and are not running trim condition. Our remanufacturing process strips the core down to the bare block whereas the camshaft, crankshaft, engine block, connecting rods and cylinder head are all built back to original OEM spec. The long block is then finished with new aftermarket gaskets, liners, bearings, pistons and rings as well as new oil cooler.

Caterpillar C15 Remaufactured Long Block Engine Includes:

- Reman Engine Block
- Reman Cylinder Head
- New Pistons
- Reman Connecting Rods
- Reman Camshaft and Lifters
- Reman Crankshaft
- Intermediate Cover
- Timed Front Gear Group
- New Oil Cooler
- Includes gaskets, liners, rings and ancillary components
- Fuel Pumps, Turbos, Injectors, Manifolds, Pan are available for additional purchase
- 1 Year Parts and Labor Warranty (Unlimited Hours or Miles)
- Extended Warranties Available


ESN Families Available: (Truck): 6NZ, B5R, BXS, MHP, MXS, NXS, SDP, RLA (Marine), JAS (Industrial), JRE (Industrial)

CAT C15 Specs:

    Displacement – 15.2 L Displacement
    Cylinders – 6
    Type- Electronic
    Combustion – Direct Injected
    Horsepower – 435-625 HP
    Max Torque – 1550 -2050 ft-lbs @2100 RPM
    Optimal Rated Speed – 1550-1650 RPM
    Bore & Stroke – 5.40 x 6.75 in (137 x 171mm)
    Compression Ratio: 18:1
    Aspiration – Water Cooled
    Weight – 3090 lbs approx, dry
    Oil Capacity – 41 qts.

You’ve come to the right place for all of your heavy duty diesel engine needs. We here at Big Bear Engine Company are old school machine shop guys that know the value of your time whether it be out in the field for an industrial job or at play with an off-road engine swap. We are old school machine shop guys and guarantee the workmanship of all of our engines including our Caterpillar C15 Remanufactured Diesel Engines.