| Attribute | Value |
|---|---|
| Engine Model | SDT-S4SDTDP-1 |
| Type | 4-stroke, vertical inline 4-cylinder, turbocharged, direct injection, water-cooled diesel engine. |
| Displacement | 3.331 L |
| Bore x Stroke | 94 mm × 120 mm |
| Aspiration | Naturally Aspirated |
| Rated Power | 54–56 kW (72–75 hp) @ 2500 rpm |
| Max Torque | 220–230 Nm @ 1800 rpm |
| Fuel System | Direct Injection |
| Cooling System | Water-cooled |
| Starting Method | Electric starter |
The Mitsubishi SDT-S4SDTDP-1 is a variant within the SS Series of Mitsubishi industrial diesel engines. This model is a turbocharged, direct-injection (SDTDP), 4-cylinder, 4-stroke, water-cooled diesel engine engineered for industrial, agricultural, and material-handling applications. It delivers robust performance, efficient fuel consumption, and reliable operation—ideal for demanding environments.
High durability – engineered for continuous operation in tough environments
Fuel efficiency – reduced operating costs with optimized combustion
Strong torque output – suitable for heavy-duty industrial and construction tasks
Low maintenance – accessible components for quick servicing
Versatile applications – ideal for forklifts, generators, compressors, and construction equipment

A1: We specialize in excavator engine spare parts, including main cylinder blocks, cylinder heads, crankshafts, engine assemblies, pistons, cylinder liners, piston rings, camshafts, connecting rods, oil pumps, water pumps, valve series products, and virtually all components for complete engines.
A2: You can send us pictures of the old products, name plates, or dimensions for reference.
A3: Yes, we can supply samples if we have the parts in stock, though customers must cover the sample cost and shipping fees.
A4: Yes, we perform 100% testing before delivery.
A5: Our products undergo professional testing for stable quality. If any issues arise, please contact us. Our professional after-sales team will assist in resolving any problems.