VEGE Remanufactured DCU5 6.5L 395ci Heavy Duty Long Block Engine
Tow heavy equipment using the VEGE Remanufactured DCU5 6.5L 190HP diesel crate engine. This 395 CID iron block squeezes 21.0:1 compression delivering 380 TQ for serious hauling capability. Mount your transmission.
- 190 HP pulls heavy utility trailers
- 380 TQ dominates steep highway grades
- 21.0:1 compression burns diesel fuel efficiently
- Included timing cover protects chain mechanics
Description
Main bearing web fatigue cracks along outer bolt holes ground commercial delivery vans. The VEGE DCU5 Heavy Duty Long Block Engine eliminates catastrophic block separation delays in commercial long block repower projects. This 6.5L 395ci 8-Cylinder diesel platform generates 195HP. Installers must verify oil cooler line flow restriction before connecting turbo oil lines.
Upgraded ASTM A48 Class 35 iron features reinforced main bearing webs. The VEGE engine core utilizes nodular iron crankshaft journals alongside stellite faced exhaust valves and forged steel precombustion chambers. Cold starting requires 190A via 12V starters. Dry unrigged mass reaches 650 lbs, oil sump holds 8.0 quarts, and block dimensions measure 31in length, 28in width, 29in height.
Key Features of VEGE DCU5
Fleet operators buy VEGE DCU5 commercial long block repower assemblies to keep delivery chassis running. This heavy diesel package sustains high payload demands on highway routes.
- Bore diameter honed to 4.057in supports tight compression containment under boost.
- Crankshaft stroke set at 3.820in produces low-RPM hauling leverage under load.
- Upgraded main bearing cap fasteners eliminate bottom end flex during towing.
- High flow prechambers maximize fuel atomization efficiency inside mechanical injectors.
- Tri-metal rod bearings absorb immense combustion pressure spikes.
- Hardened nodular iron camshaft lobes withstand high valve spring tension.
- The DCU5 commercial core bolts up to standard four-speed automatic transmission adapters.
- Multi layer head gaskets resist high turbocharger exhaust backpressure.
Dynamometer Proofing Specifications
Engineers evaluate every DCU5 long block engine on continuous water-brake test cells. The diesel run registers 195 BHP and 430 ft-lbs torque output at 2400 RPM continuous load. Oil pressure maintains 55 PSI with 198°F sump oil temperature. Exhaust gas probes measure 1180°F EGT before the turbine inlet. Compression tests yield 380 PSI per cylinder. Crankshaft runout limits stay under 0.0003in TIR.
Field Service Criteria
Injection pump throttle lever demands 7 lbs return spring pull force. Do not drop this indirect injection diesel into small unreinforced passenger car bays or high-RPM marine racing hulls.
- Exchange factory break-in petroleum fluid and change heavy duty filter at 50 operating hours.
- Set hydraulic roller lifter preload at factory fixed pedestal height during reassembly.
- Retorque cylinder head torque-to-yield fasteners to 110 ft-lbs final specification.
Warranty Shipment Content
Backed by our strict VEGE assembly standard 3-Year 100,000-mile freight protection protocol, this motor ships securely palletized. Manifest includes the built long block assembly, oil pan, timing gear cover, heavy gauge valve covers, oil pickup tube, and serialized bench dyno documentation.
VEGE DCU5 Remanufactured Long Block Crate Engine Specs
| Brand | VEGE Engines |
| Engine Model | DCU5 |
| Part Type | Crate Engines |
| Product Line | VEGE Long Block Crate Engines |
| Engine Type | VRE-DCU5 |
| UPC | 653517082399 |
| Actual Engine Displacement | 6.5L/395 |
| Assembled | Yes |
| Intake Manifold Included | No |
| Cylinder Heads Included | Yes |
| Carburetor Included | No |
| Throttle Body Included | No |
| Distributor Included | No |
| Oil Pan Included | No |
| Valve Covers Included | No |
| Timing Cover Included | Yes |
| Water Pump Included | No |
| Harmonic Balancer Included | Yes |
| Flexplate Included | No |
| Flywheel Included | No |
| Air Cleaner Included | No |
| Spark Plugs Included | No |
| Spark Plug Wires Included | No |
| Computer Included | No |
| Wiring Harness Included | No |
| Supercharger Included | No |













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