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High-output 8-cylinder V8 34.5L diesel engine rated at 507–746 kW (680–1000 hp) for mining haul trucks, drilling complexes, and locomotives.
Verified Prior to Quotation. Fitment and configuration are cross-checked against your equipment serial number.
Technical Overview
The Caterpillar 3508 is engineered for continuous heavy-duty industrial and mining applications. It delivers exceptional time between overhauls (TBO), high low-end torque, and low total cost of ownership across off-highway haul trucks, mud pumps, and rail locomotives.
For your largest power needs in any environment, Cat 3508 Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and operations running. They deliver high power output, proven reliability and excellent fuel efficiency. These engines maintain low operating costs to keep your customers profitable for years to come. Industries and applications powered by 3508 engines include: Bore/Drill Rigs, Chippers/Grinders, Construction, Cranes, Dredgers, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Pumps, Shovels/Draglines, Surface Hauling Equipment and Trenchers. 3508 engines, with ratings: 507-746 bkW (680-1000 bhp) @ 1200-1800 rpm, are non-certified. They are available for global non-regulated areas.
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
Supply Assurance
We verify fitment by engine nameplate and serial number, with pre-shipment photos of original packaging.
Direct dispatch from our Chongqing hub for industrial fleets, power plants, and service centers.
Unit price, completeness, export crating, and lead time are confirmed before invoicing.
Technical Data
Reference parameters for engineering selection; exact arrangement details are confirmed prior to shipment. Manufacturer names and part numbers are used for identification reference only.
| Additional Parameters | |
|---|---|
| Model / Code | 3508 |
| Brand | CAT (Caterpillar) |
| Maximum Torque | 4263 Nm @ 1450 rpm |
| Rated Speed | 1200-1800 rpm |
| Dimensions (L × W × H) | 2136 mm × 1703 mm × 1720 mm |
| Unit Weight | 4309 kg |
| Bore × Stroke | 170.0 × 190.0 mm |
| Aspiration | Turbocharged & Aftercooled (TA) |
| Compression Ratio | 13.0:1 |
| Lube Oil System Capacity | 227 L |
| Cooling System Capacity | 102 L |
| Overall Dimensions (L × W × H) | 2136 × 1703 × 1820 mm |
| Dry Weight | 4310 kg |
| Compatible Models | Cat 776D, Cat 777D, Cat 992G, Cat 994D, Oilfield Drilling Rigs, Cat 3508 Genset |
Engineering Advantage
Power rating and duty cycle are matched to your exact application — from continuous prime load to heavy intermittent duty.
Equipment compatibility is verified before quotation: flywheel housing, cooling package, and PTO configuration are aligned with your machinery.
Site conditions are factored into selection: ambient temperature, altitude derating, and fuel quality requirements.
Scope of supply is locked in the commercial quotation and verified prior to dispatch.
Engine serial number, factory test records, and export documentation are provided for full traceability.
Applications
Engineered for demanding industrial duty cycles. Application rating, mounting arrangement, and cooling configuration are confirmed prior to shipment.
Logistics & Packaging
Quantity, export packaging, gross weight, and dispatch lead time are confirmed in your formal quotation.
Before You Order
Please specify your required power output (kW/kVA), operating duty (Prime or Standby), ambient conditions (altitude and temperature), voltage/frequency, and destination country.
Yes. Cooling packages, flywheel housings, control panels, canopies, and ATS switchgear are confirmed to match your application prior to quotation.
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