CAT 1175033 Water Pump for 3306 & 3304 Engines

If your heavy machinery is experiencing overheating or coolant leaks, the CAT 1175033 (also referred to as 117-5033) water pump is the definitive solution for restoring cooling efficiency. Engineered to meet rigorous OEM standards, this engine water pump is a critical component for high-performance Caterpillar diesel engines.

Our replacement units ensure your equipment stays on the job site longer, reducing downtime and preventing expensive engine overhauls.

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Product Specifications & Fitment

Specification ItemDetails for 1175033 / 117-5033
Model NO.CAT 3306, 3304, 3306B, 3306C Series
Product NameEngine Water Pump Assembly
Part Number1175033 (117-5033)
Application机型CAT 966G, 966F, 950G Wheel Loaders, D6R, D7R Dozers, 140H Motor Graders
ConditionBrand New, OEM Standard Replacement
MOQ1 Piece
Stock StatusReady Stock / Fast Dispatch within 24 Hours
Payment TermsT/T, Western Union, MoneyGram
Delivery MethodsExpress (DHL, Fedex, EMS, UPS), Air Freight, Sea Freight

Comparison: Premium Replacement vs. Standard Aftermarket

Why professional repair shops choose our 1175033 water pump over low-cost alternatives:

FeatureOur Premium 1175033 ReplacementCommon Aftermarket Parts
Material DensityHigh-grade cast iron housingRecycled alloy (prone to cracking)
Bearing QualityHeavy-duty reinforced bearingsStandard grade (shorter lifespan)
Seal TechnologySilicon Carbide mechanical sealsBasic rubber seals (leak risk)
Flow RateMatches OEM 3306 flow curvesInconsistent cooling performance
Warranty SupportFull compatibility guaranteeLimited or no fitment support
InstallationDirect Bolt-on (No modification)May require adjustment

Not sure how this issue affects your equipment?

A failing water pump can lead to catastrophic engine failure within minutes. Our team helps operators:

  • Identify potential risks during maintenance: We guide you through spotting weep hole leaks and bearing play.

  • Recommend suitable replacement parts if needed: Not just the pump, but gaskets and belts required for a complete job.

  • Support both inspection advice and parts supply: Technical expertise combined with a robust supply chain.

Ensuring your CAT 3306 engine remains within optimal temperature ranges is our priority.

Troubleshooting CAT Engine Cooling Issues (FAQ)

1. Why is my CAT 3306 engine overheating despite having coolant?Check the 1175033 water pump impeller. Over time, cavitation or corrosion can wear down the vanes, reducing the circulation volume even if the pump is still turning.2. What causes the 117-5033 water pump to leak from the weep hole?This usually indicates a failure of the internal mechanical seal. If you see coolant dripping from the small hole on the pump body, it is time for an immediate replacement to avoid bearing seizure.3. Can I use the 1175033 on a CAT 3304 engine?Yes, the 1175033 is compatible with several 3304 configurations used in generators and smaller earthmoving equipment. Always verify your engine serial number with us first.Why Choose This Engine Water Pump?OEM-standard tri-metal structure: Built for extreme durability in harsh construction environments.
Trusted by repair shops & equipment fleets: Proven performance in thousands of CAT 966 loaders and D6 dozers worldwide.

Professional Diesel Engine Parts Supplier

We specialize in comprehensive engine solutions for global brands. Our inventory supports full engine rebuilds and routine maintenance for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai engines.

Caterpillar 3306 overhaul kitKomatsu PC200 engine partsIsuzu 6HK1 piston ring setCummins 6CT turbocharger replacementKubota V2203 cylinder headYanmar 4TNV98 fuel injectorWeichai WD615 water pumpCAT 3304 crankshaft bearingsHeavy duty engine gasket kitExcavator oil pump supplierDiesel engine liner kit for CATCaterpillar fuel injection pumpConnecting rod for 3306 engineMain bearing and thrust washer setAftermarket engine valve guideCAT 966F spare partsD6R dozer engine maintenanceIndustrial engine radiator coolingPrecision engine rebuild componentsWholesale diesel engine assemblies

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