320 HP Cummins #ISL-G, (8.9 L) long block - Natural Gas assembly

We offer a variety of both, over the road truck and industrial replacement (QSL) engines for the Cummins ISL Units. The engine was popular in the mid 2000s and installed in transit buses, motorcoaches, RVs, mid duty over the road trucks, firetrucks and emergency vehicles as well as trash and refuse trucks.

Our Component Built Surplus Cummins ISL 8.9 L engines come as a 3/4 long block and are not running trim condition. These component built ISL long blocks are assembled with mostly brand new OEM and Aftermarket castings and finished with limited rebuilt non-wear components. Note: We can provide both surplus component built diesel and natural gas ISLG assemblies as well as remanufactured units upon request.

New ISL 8.9 L Natural Gas Long Block Includes:

• Engine Block
• Cylinder Head
• Pistons (Steel Pistons Coming Soon)
• Connecting Rods
• Camshaft and Lifters
• Rockers
• Crankshaft
• Front Cover and Gear Housing
• Valve Cover
• Oil Pan
• Includes gaskets, liners, rings and ancillary components
• 3/4 Long Block Does not include ECM, Wiring Harness, Fuel Pump, Turbo, Injectors
• Built to NG Specific CPL
• Outright Pricing: No Core Charge

Common CPLs (Critical Parts List): 2535, 2701, 2946, 3121, 3155, 3157, 3211, 3212, 3213, 3312, 3517, 3689, 3732, 3733, 3664, 3772, 8016, 8042, 8158, 8181, 8182, 8474, 8547, 8600, 8641, 8703, 8717, 8780, 8792

Cummins ISL Specs:

• Displacement – 8.9 L Displacement
• Cylinders – 6
• Type- Electronic
• Combustion – Direct Injected
• Horsepower – 280-400 HP
• Max Torque – 700-1255 ft-lbs @1000 RPM
• Optimal Running Speed – 2100-2200 RPM
• Bore and Stroke – 4.49 x 5.69 in (114 x 144.5mm)
• Compression Ratio: 16:6:1
• Aspiration – Turbocharged, charge air cooled
• Weight – 1556 lbs approx, dry
• Oil Capacity – 29.2 quarts