Product Details

Product Overview

We are a leading B2B supplier of high-quality Mitsubishi diesel engine components. This genuine replacement oil pump, with OEM numbers 37735-03011 and 37735-03012, is specifically engineered for the Mitsubishi S12R and S16R heavy-duty engine series. Designed for excavators, generators, and industrial machinery, this part ensures optimal lubrication and engine longevity. We serve major markets including North America, Europe, Southeast Asia, the Middle East, and Australia, offering competitive wholesale pricing and reliable global logistics.

Key Features & Benefits

• Precision Engineering: Manufactured to OEM specifications for exact fit and flawless performance on S12R and S16R engines.
• Superior Lubrication: Ensures consistent oil pressure and flow, reducing friction and wear on critical engine components.
• High Durability: Constructed from hardened steel and high-grade alloys to withstand extreme operating temperatures and pressures.
• Direct Replacement: A true bolt-on replacement for OEM part numbers 37735-03011 and 37735-03012, minimizing downtime during repair.
• Extended Engine Life: Protects bearings, crankshafts, and turbochargers from premature failure, maximizing your equipment’s ROI.

Technical Specifications

OEM Cross-Reference

This oil pump is a direct cross-reference for the following original equipment manufacturer (OEM) numbers:

• Mitsubishi: 37735-03011
• Mitsubishi: 37735-03012

Please verify your existing part number against the list above to ensure compatibility before ordering.

Compatibility

This oil pump is specifically designed for Mitsubishi heavy-duty engine platforms:

• Engine Series: Mitsubishi S12R, Mitsubishi S16R
• Common Equipment: Excavators (e.g., large mining and construction models), industrial generators, and marine applications using these engine series.

Note: Always confirm your specific engine model and serial number for precise fitment.

Global Supply & Distribution

• Worldwide Shipping: We offer fast and reliable shipping via sea, air, and express couriers (DHL, FedEx, UPS) to global destinations.
• Major Markets: Our parts are exported to North America (USA, Canada), Europe (Germany, UK, Netherlands), Asia-Pacific (Japan, South Korea, Australia), and the Middle East (UAE, Saudi Arabia).
• Logistics Hubs: We maintain inventory near major ports and industrial centers to ensure rapid delivery for urgent breakdowns.
• Trade Compliance: We are experienced in international trade documentation and customs clearance for B2B shipments.

Quality Assurance

• Manufacturing Standard: Produced in ISO 9001 certified facilities under strict quality control processes.
• Testing: Each pump is tested for pressure integrity, flow rate, and dimensional accuracy before shipment.
• Warranty: We provide a standard 12-month warranty against manufacturing defects (excluding improper installation or wear and tear).

FAQ

Q1: Will this oil pump fit my Mitsubishi S16R engine used in a generator?
A: Yes, this pump (OEM 37735-03011/37735-03012) is a direct replacement for the S16R engine series commonly found in generator sets and excavators. We recommend verifying your engine’s serial number against the OEM part number to ensure a perfect match.

Q2: What is the recommended installation procedure?
A: Installation should be performed by a qualified diesel mechanic. Ensure the engine is clean, replace all gaskets and seals, and torque all bolts to the manufacturer’s specifications. It is also recommended to prime the pump with clean engine oil before starting to prevent dry start damage.

Q3: What is the difference between 37735-03011 and 37735-03012?
A: These numbers often represent superseded or slight design variations of the same oil pump assembly. In most applications, they are interchangeable. The part we supply will function equivalently to either OEM number. Please contact us if you have specific concerns about your engine build date.

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 .