Machinery & Truck PartsThe Cat 3176 is a 10.3 L (629 cu in) diesel engine with a inline-6, turbocharged, electronic configuration. Typical output is approximately 275–350 HP (varies by rating), depending on rating and application. Its fuel system is meui (mechanically actuated electronic unit injection). Common applications include class 7–8 and medium-heavy trucks. The engines listed below are actual in-stock units identified by year and stock number. Each used Cat 3176 engine is inspected and tested before shipping, includes warranty coverage, and can ship nationwide with freight quoted to the destination ZIP code. Call (800) 696-5459 with the original vehicle or equipment details to confirm fitment.
Cat 3176 Engine Specifications
| Displacement | 10.3 L (629 cu in) |
| Configuration | Inline-6, turbocharged, electronic |
| Power | ~275–350 HP (varies by rating) |
| Fuel System | MEUI (mechanically actuated electronic unit injection) |
| Common Uses | Class 7–8 and medium-heavy trucks |
| Engine Family | Early Caterpillar electronic engine; predecessor to the C10/C12 |
What Uses the Cat 3176 Engine
Class 7–8 and medium-heavy trucks
Cat 3176 Fitment and Model Comparison
The 3176 belongs to a specific Cat engine family and should not be selected only by displacement or visual similarity. Compare the engine serial information, year, rating, electronics or fuel system, flywheel housing, mounts, oil pan, cooling package, and included accessories with the engine being replaced.
What to Check When Buying a Used Cat 3176
Confirm the engine identification and original application first. Review the listing photos and ask about testing, cold-start behavior where applicable, visible leaks, oil and coolant condition, included electronics, turbocharger or fuel-system components, flywheel housing, mounts, oil pan, and accessories. Warranty coverage is included, but call to review the terms for the specific stock number.
Cat 3176 Engines In Stock
2 in stock. Shop tested used Cat 3176 engines listed by year and stock number.
Cat 3176 Buying FAQ
How do I confirm a Cat 3176 engine fits?
Have the vehicle or equipment year, make, model, application, engine serial information, and listing stock number ready. Call (800) 696-5459 so the parts team can compare the exact engine and included components.
Is warranty coverage included with a used Cat 3176 engine?
Yes. The engine is inspected and tested before shipping and includes warranty coverage. Call to review the terms for the specific stock number before ordering.
Can a Cat 3176 engine ship nationwide?
Yes. Nationwide freight is available and quoted to the destination ZIP code. Call with the stock number and delivery location for a freight quote.
More Used Cat Engines
All used Cat engines · Used Cat C7 engines · Used Cat 3126 engines · Used Cat 3116 engines · Used Cat 3208 engines · All Truck Engines · Transmissions · Truck Parts · Contact