326-4635 CAT Fuel Injection Pump Fits Caterpillar C6.6 Diesel Engines
1.Product Name:CAT FUEL PUMP
2.Model No.:511-7975
3.Origin: made-in-China
4.Weight: 8.38kg
5.Size:33*32.5*27cm
6.Application: For C9.3 Engine
7.Delivery Time: 3-5 days
8.Payment Methods:T/T,Western union,PayPal,ALIBABA,BANK.
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Product Introduction
The 326-4635 Fuel Injection is a precision-built, high-efficiency component engineered specifically for Caterpillar C6.6 diesel engines. This is designed to optimize fuel atomization and combustion, delivering stable engine performance, enhanced fuel economy, and reduced emissions across various heavy-duty applications.
Built to OEM specifications, the 326-4635 is suitable for both direct replacements and performance upgrades, making it an ideal choice for equipment maintenance or overhaul projects.
Key Features:

Application Models Include:
Installation Location: Mounted on side of the timing gear housing
Mounting Points: Precision flange with OEM bolt-hole alignment
Fuel Line Interface: Designed to connect with standard high-pressure rail
Timing Requirements: Must be installed with proper engine timing reference
Recommended Tools: Torque wrench, injector priming kit, fuel bleed tool
Professional Installation Recommended: Yes, to ensure timing and calibration accuracy
Compatible CAT Equipment Models:
This fuel injection is compatible with numerous Caterpillar machines powered by the C6.6 engine, including but not limited to:
Excavators: CAT 320D, 320DL, 323D
Wheel Loaders: CAT 950H, 962H
Track Loaders & Dozers: CAT D6K, D6N
Backhoe Loaders: CAT 450E
Forestry Equipment: CAT 563C, 573C
Industrial Power Units and Gen-Sets based on C6.6 platform
Key Product Features:
Built to exacting OEM tolerances for performance and fitment
Robust internal design ensures long service life and high-pressure stability
Smooth fuel delivery for consistent power output and engine response
Reduced vibration and improved combustion efficiency
Fully bench-tested prior to shipment to guarantee quality assurance
Installation Tip: After installation, purge air from the fuel system thoroughly and verify fuel pressure to avoid dry starts or potential injector damage.
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Caterpillar C6.6 fuel 326-4635, CAT 320D injection, CAT C6.6 fuel system replacement, diesel for CAT loader, 326-4635 injector, CAT C6.6 ACERT fuel, CAT engine parts
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