VEGE Remanufactured DDM3 5.7L 345ci Car Truck Long Block Engine
Classic Chrysler 300C restorers VEGE Remanufactured DDM3 5.7L 345HP car truck long block assemblies. Features a 345 CID displacement block optimizing heavy payload cruising effectively. Drop your transmission in.
- 345 HP provides quiet interstate cruising
- Remanufactured internal components limit expensive bills
- 3-Year Warranty protects spinning crankshaft mass
Description
Multi-displacement deactivation lifter needle bearing seizure and camshaft lobe flattening halt municipal patrol trucks. The VEGE DDM3 Car Truck Long Block Engine eliminates valvetrain ticking during commercial long block repower cycles. This 5.7L 345ci 8-Cylinder Hemi powerplant outputs 360HP. Installers must confirm multi-displacement lifter oil control solenoid screen cleanliness before securing the intake manifold.
High tensile ASTM A48 Class 35 cast iron anchors the cross-bolted deep skirt Hemi block. This VEGE engine core utilizes twin spark plug per cylinder heads, a nodular iron crankshaft, and powdered metal rods. Starter draw reaches 180A on 12V. Dry weight reads 485 lbs, oil pan holds 7.0 quarts, with block dimensions measuring 29in length, 27in width, 27in height.
Key Features of VEGE DDM3
Fleet supervisors choose to buy VEGE DDM3 commercial long block repower crates for severe utility truck service. The hemispherical combustion chambers produce exceptional thermal efficiency and high towing output.
- Cylinder bore diameter finished to 3.917in guarantees tight compression containment under load.
- Piston stroke calibrated at 3.578in generates deep torque response across intermediate speeds.
- Upgraded hydraulic roller lifters prevent roller pin seizure during cylinder shutdown modes.
- Dual spark plugs per cylinder speed combustion flame propagation for clean exhaust emissions.
- Cross-bolted main bearing caps stabilize the bottom end under heavy trailer towing.
- The DDM3 commercial core interfaces with modern eight-speed automatic truck transmissions.
- High volume oil pump feeds constant pressurized lubrication to lifter oil galleries.
Hot Dynamometer Proofing Data
Automated water-brake test cells validate each DDM3 long block engine under continuous load simulation. The dyno run confirms 360 BHP and 390 ft-lbs torque output at 3800 RPM continuous load. Crankcase oil pressure holds 55 PSI at 195°F oil sump temperature. Pyrometer probes record 1180°F EGT across manifold branches. Cylinder compression hits 190 PSI across all eight cylinders without variance. Crankshaft center journal runout stays below 0.0003in TIR limit under dynamic full load rotation.
Field Installation Boundary Standards
Electronic drive-by-wire throttle assembly requires 5 lbs pedal resistance force for positive mechanical feedback. Never install this multi-displacement engine into vintage carbureted vehicles or marine applications lacking electronic control units.
- Flush break-in petroleum motor oil and change oil filter element after 500 roadway miles.
- Confirm non-adjustable rocker arm shaft bolts reach 16 ft-lbs on base circles.
- Torque cylinder head bolts in stages to 25 ft-lbs plus two passes of 90 degrees.
Freight Crate Manifest Standard
Protected by the industrial VEGE assembly standard 3-Year 100,000-mile commercial warranty, this package arrives in reinforced crates. Freight includes the complete long block, steel oil pan, timing cover, cast aluminum valve covers, oil pickup tube, and signed dyno verification certificate.
VEGE DDM3 Remanufactured Long Block Crate Engine Specs
| Brand | VEGE Engines |
| Engine Model | DDM3 |
| Part Type | Crate Engines |
| Product Line | VEGE Long Block Crate Engines |
| Engine Type | VRE-DDM3 |
| UPC | 653517288937 |
| Actual Engine Displacement | 5.7L / 345 |
| 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 | No |
| Water Pump Included | No |
| Harmonic Balancer Included | No |
| 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 |
| Special Attention | Engine includes oil pump and gasket. |













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