We offer 4 different versions of the Isuzu 4JB1 Power Unit Packages. Note these smaller packages do not come with a base fuel tank or skid mounted. These are an engine, muffler and radiator package. We do offer a more complete (also listed 4JB1T-P) with those components already installed if you need them.These smaller packages are perfect for drill rigs, hydraulic pumps, irrigation pumps, air compressors and more.Give us a call to determine which version of the 4JB1 Power Unit Package works best for your project.
4JB1 Small Power Unit Options: 1) 4JB1-P Pump Application • Power - 45 kW or 60 HP • Mechanical Governor • In-line fuel pump • Naturally Aspirated • Water Cooled • Will put out 3000 RPM Price: $7,000 2) 4JB1T-P Pump Application • Power - 62 kW or 83 HP • Mechanical Governor • In-line fuel pump • Turbocharged • Water Cooled • Will put out 3000 RPM Price: $7,300 3) 4JB1-C Pump Application or Air Compressor Application • Power - 45 kW or 60 HP • Mechanical Governor • VE Rotary Pump • Naturally Aspirated • Water Cooled • Will put out 3000 RPM Price: $7,000 4) 4JB1T-C or G (Genset) - Pump Application or Air Compressor Application • Power - 62 kW or 83 HP • Mechanical Governor • VE Rotary Pump • Turbocharged • Water Cooled • Will put out 3000 RPM Price: $7,300 * NOTE - Each package is different and some are disassembled without skid/fuel tank. More complete units are in stock depending upon availability. Pricing on the most Complete Power Unit Assembly is $11,500 (also listed). Call for more information and availability. Parts List: • New Block • New Cylinder Head • New Camshaft and Lifters • New Crankshaft • New Connecting Rods • New Rocker Assemblies • New Gaskets, Liners, Rings, Seals, Wrist Pins, Bearings • New Inline or Rotary Fuel Pump • New Speed Sensor, Actuator, Controller • New Radiator (With fan guard and front guard) • New Connecting Pipes, Clips, Belt, Oil Filter Spanner, Valve Clearance Gauge for Radiator • New Air Cleaner • New Oil Pump and Water Pump • New Oil Cooler • New Oil Filters • New Air Filters • New Fuel Filters • New Cold Start Aid • New Fan • New Shut Down Solenoid (Mechanical Governors Only) • New Oil Pan • New Intake and Exhaust Manifolds • New Housings (Front and Rear) • New Brackets and Pulleys • New Fuel Transfer Pump (Inline Setup or Rotary) • New Turbocharger (High Mount Front Out) • New Starter 12 Volt • New Alternator 12 Volt • New Flywheel/Flywheel Housing (SAE #3, SAE #4 Available) • Unit IS NOT Skid Mounted, Radiator Not Attached • Complete Engine Package • No Core Charge • Run Tested Before Shipment • 12 Months Parts Replacement • 1 and 2 year parts/labor extended warranties available Specs: Weight: 524 lbs (Engine Only) Configuration Inline 4 Cylinder (3.86 L) Displacement - 2.8 Liters, 169 cu in Horsepower - 60 HP - 83 HP@ 3000 RPM Torque - 132 -180 ft/lbs @ 2200 RPM Type - 4 Cylinder Fuel System - Direct Injection 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: Isuzu 4JB1 Complete Power Unit Diesel Engines.