Product Details

Product Overview

This premium replacement water pump, part number 338-1149, is specifically engineered for the Caterpillar C9.3 diesel engine. Designed to meet or exceed OEM specifications, this critical cooling system component ensures optimal engine temperature regulation, preventing overheating and extending engine life. We serve a global clientele, with regular shipments to North America, Europe, the Middle East, Southeast Asia, and Australia, supporting heavy machinery in mining, construction, and industrial applications.

Key Features & Benefits

• OEM Standard Fitment: Direct bolt-on replacement for the Caterpillar C9.3 engine, ensuring seamless installation without modifications.
• Superior Durability: Constructed with a high-strength cast iron housing and a precision-engineered bearing system to withstand high rotational speeds and thermal stress.
• Leak-Proof Design: Features a high-quality mechanical seal and premium gasket to prevent coolant leakage, maintaining system pressure and efficiency.
• Enhanced Cooling Efficiency: Optimized impeller design provides maximum coolant flow, ensuring consistent engine temperature even under heavy load conditions.
• Rigorous Testing: Every unit is pressure-tested and performance-verified to ensure reliability before shipment.

Technical Specifications

OEM Cross-Reference

This water pump is a direct replacement for the following OEM and reference numbers:

• OEM Caterpillar: 338-1149
• Alternative OEM: 10R-1583

Note: Always verify your original part number before purchase to ensure compatibility.

Compatibility

This water pump is designed for use on the Caterpillar C9.3 diesel engine platform. Common applications include:

• Excavators: Cat 320D2, 323D2, 326, 330 (with C9.3 engine)
• Wheel Loaders: Cat 950 GC, 962
• Industrial Engines: Various industrial and generator set applications using the C9.3 platform.

Note: Confirm your engine serial number (S/N) for exact fitment. This part is not compatible with C7, C9, or C15 engines.

Global Supply & Distribution

• Worldwide Shipping: We export to all major global regions including North America, Europe, South America, Middle East, Africa, and Asia-Pacific.
• Fast Delivery: Stock is ready for immediate dispatch. Standard delivery to major ports (e.g., Los Angeles, Rotterdam, Shanghai, Dubai) within 5-7 working days.
• Logistics Expertise: Experienced in handling B2B shipments, including door-to-door delivery and customs clearance support.
• Volume Orders: Competitive pricing and dedicated logistics for bulk/container orders.

Quality Assurance

• Certification: Manufactured in an ISO 9001:2015 certified facility, ensuring consistent quality control.
• Testing: 100% performance tested for flow rate, pressure resistance, and leak integrity before packaging.
• Warranty: Backed by a standard 12-month warranty against manufacturing defects.
• Traceability: Each pump has a serial number for full production traceability.

FAQ

Q1: How do I confirm this water pump fits my specific Cat C9.3 engine?
A: Please verify your old part number. If it is 338-1149 or 10R-1583, this pump is a direct replacement. Additionally, check your engine’s Serial Number (S/N) prefix. This pump is typically used on C9.3 engines with S/N prefixes including JAW, JAX, and JAZ. If unsure, please send us your engine S/N for confirmation.

Q2: What is the recommended installation procedure for this water pump?
A: Always replace the water pump gasket and ensure the mounting surface on the engine block is clean and free of debris. Apply a thin layer of thread locker to the mounting bolts and tighten to the manufacturer’s specified torque (typically 25-30 Nm for the C9.3). After installation, fill the cooling system with the correct coolant mixture and run the engine to check for leaks and proper coolant flow.

Q3: What are the signs of a failing water pump on a Cat C9.3 engine?
A: Common failure indicators include: 1) Coolant leaking from the weep hole at the bottom of the pump. 2) Unusual squealing or grinding noises from the pump bearing. 3) Engine overheating due to insufficient coolant circulation. 4) Visible play in the pump shaft pulley. If you notice any of these symptoms, replace the water pump immediately to prevent severe engine damage.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .