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CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
Specifications
Supply Ability :
300 Sets / Month
Payment Terms :
T/T
Model Number :
E320GX 329D2 330GC 336GC
Price :
Negotiable
Packaging Details :
Wooden Case / Cartonwith Foam Protection, or as Required
Condition :
New / Rebuilt
Place of Origin :
China
Delivery Time :
3-8 days
Product Name :
Hydraulic Pump Assembly
MOQ :
1 Set
Warranty :
6 Months
Brand Name :
CAVOYD
Transportation Method :
DHL, UPS, FedEx, Sea Freight
MOQ :
1 set
Part No :
C7.1
Description
Product Overview

The CAT C7.1 Common Rail EFI Engine Assembly is an inline 6-cylinder, 7.1L displacement, turbocharged and aftercooled power unit. It is specially matched for CAT 320GX, 329D2, 330GC, and 336GC excavators, delivering strong power output, low fuel consumption, and a stable electronic control system. Available in China Stage III and China Stage IV emission versions, with both new and remanufactured engine assemblies offered.

Technical Specifications
Construction Inline 6-cylinder, 4-stroke, turbocharged & aftercooled
Displacement 7.1L
Bore × Stroke 105 mm × 135 mm
Fuel System Common Rail EFI, CAT ADEM A4/A5 ECM
Power Range 129–225 kW (172–302 hp), with different tuning for different excavator models
Max Torque Up to 1268 N·m @ 1400 rpm
Rated Speed 2200 rpm
Emission Versions China Stage III / Stage IIIA; China Stage IV / Stage V (with DOC + DPF + SCR aftertreatment)
Model-Specific Power Output
  • 320GX: approx. 103.6 kW
  • 330GC: 149.8 kW
  • 336GC: 193.5 kW
Common Faults (After-Sales Reference)
  • Injector wear / clogging — leads to insufficient power, black smoke, and hard starting.
  • Common rail pressure sensor failure — causes speed limitation and triggers ECM fault codes.
  • Turbocharger oil leakage.
  • Carbon accumulation and blockage in DPF on Stage IV units, causing torque derate.
  • Crankshaft / camshaft sensor damage — results in a no-start condition.
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CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
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CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC

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Product Detail
Supply Ability :
300 Sets / Month
Payment Terms :
T/T
Model Number :
E320GX 329D2 330GC 336GC
Price :
Negotiable
Packaging Details :
Wooden Case / Cartonwith Foam Protection, or as Required
Condition :
New / Rebuilt
Contact Supplier
video
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC
CAT C7.1 Electronic Fuel Injection Engine Complete Engine Assembly E320GX 329D2 330GC 336GC

Guangzhou Kawo Construction Machinery Co.,Ltd.

Verified Supplier
1 Years
guangdong, guangzhou
Since 2017
Business Type :
Trading Company, Manufacturer
Main Products :
Construction Hydraulic Pump, Excavator Hydraulic Pump, Hydraulic Control Valve
Total Annual :
$1 Million -US$5 Million
Employee Number :
80~100
Certification Level :
Verified Supplier
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