Description
C9 238-2720 Engine Assembly Overview
The C9 238-2720 Engine Assembly manufactured by Tatan is an 8.8L 6-cylinder turbocharged water-cooled diesel powerplant belonging to our Diesel Engine Assembly classification. Engineered in strict compliance with international ISO industrial diesel engine standards, replacing your worn powerplant with a complete C9 238-2720 Engine Assembly unit eliminates excessive blow-by, hard hot starts, and hydraulic digging stall on Caterpillar 330C, 330C L, and 330C LN 30-to-35 ton excavators.
Constructed strictly to Caterpillar OEM engineering tolerances, this complete engine assembly comes pre-assembled with the HEUI fuel actuation oil pump, electronic unit injectors, turbocharger, starter motor, and alternator, ensuring 100% direct bolt-on fitment with original CAT dual hydraulic pump couplings and chassis mountings.
Key Attributes & Parameters for C9 238-2720 Engine Assembly
| Product Category | Diesel Engine Assembly | Warranty | 1 Year / 12 Months |
| Specific Engine Model | Cat C9 / C-9 ATAAC Turbo Engine | Brand Name | Tatan |
| Compatible Equipment | Caterpillar 330C | 330C L Excavator | OEM Part Number | C9 / 238-2720 / 248-5544 |
| Engine Displacement | 8.8 Liters (8800 cc / 8.8L) | Cylinder Arrangement | 6 Cylinders Inline (I-6) 4-Stroke |
| Horsepower & RPM | 184 – 187 kW (247 – 250 HP) @ 1800-2000 RPM | Cooling System | Water-Cooled / Liquid Cooled |
| Machinery Test Report | Provided (100% Dyno Load Tested) | Video Outgoing-Inspection | Provided Before Shipping |
| Fuel Injection System | HEUI Electro-Hydraulic Injection | Place of Origin | Guangdong, China |
| Quality Status | 100% Brand New Engine Unit | Packaging | Export Wooden Box Packaging |
Supported Machinery Brands & Engine Coverage
In addition to Caterpillar, Tatan manufactures replacement complete diesel engines and overhaul components for leading machinery brands:
Application Scenarios & Buyer Value
When replacing aging powerplants with our C9 238-2720 Engine Assembly, workshops and mining contractors gain direct operational value:
| Application Scenario | Value Delivered to Buyer |
|---|---|
| CAT 330C Mining Powerplant Swap | Swapping to a complete C9 238-2720 Engine Assembly cuts repair downtime by up to 75% compared to internal field rebuilding. |
| Heavy Equipment Overhaul Workshops | Avoids the high cost and unreliability of line-boring, crankshaft grinding, and HEUI pump sleeve repairs on worn engine blocks. |
| Quarry & Earthmoving Contractors | Restores full 184 kW breakout power without engine bogging down under heavy rock bucket loading. |
| International Machinery Stockists | Ready-to-ship replacement complete engine inventory supporting high-population Caterpillar 330C excavators globally. |
C9 238-2720 Engine Assembly OEM Diagnostic Guide
Use this technical diagnostic guide to identify engine failures on your Caterpillar 330C excavator:
| Engine Symptom | Technical Cause Analysis | Tatan Factory-Grade Solution |
|---|---|---|
| 1. Hard cold starting or no-start when engine is hot | HEUI actuation oil pump internal leakage, worn IAPCV control valve, or worn injector poppet valves failing to build 6.0 MPa starting oil pressure. | Install a complete factory-tested C9 238-2720 Engine Assembly unit. |
| 2. Engine oil level rising & diesel smell in crankcase | Deteriorated external O-ring seals on HEUI unit injector bodies or cracked injector copper sleeve leaking fuel into engine oil galleries. | Drain contaminated oil, replace fuel filters, and install a brand-new factory-tested complete engine. |
| 3. Heavy black exhaust smoke & engine lugging under load | Turbocharger wastegate seizure, ATAAC aftercooler core air leak, or carbon-fouled HEUI fuel nozzle spray orifices. | Inspect turbo boost pressure (>1.3 bar) or swap to a factory pre-tested complete engine assembly. |
| 4. High blow-by crankcase pressure & oil spitting from breather | Scored 8.8L mid-stop cylinder liners, broken compression rings, or worn valve guides allowing high combustion pressure into crankcase. | Install Tatan new complete engine; flush cooling radiator and replace engine oil cooler. |
Transport Packaging & Fast Global Shipping
To ensure 100% damage-free international transport, every Tatan Cat C9 engine assembly is preserved with anti-corrosion fluid, sealed in heavy vapor-barrier film, and bolted inside an export-grade wooden shipping crate.
✈️ Express Air Courier
Partnered with DHL, FedEx, UPS, and TNT for 3-7 day express door-to-door delivery worldwide.
🚢 Sea Cargo Freight
LCL and FCL ocean container shipping for heavy engine assemblies and bulk fleet replenishment.
📦 Export Wooden Cases
Fumigated solid wooden boxes with custom high-density foam inserts to prevent shipping shock.
Quality Control & International Certificates
Tatan engine and hydraulic components are manufactured under ISO 9001 certified quality control systems and strictly comply with international industrial safety standards.
C9 238-2720 Engine FAQ & Related Categories
* Note: Wholesale Reference Price Starts From $300.00. Please contact Gavin for a final customized quote.
Reviews
There are no reviews yet.