6N6800 4W0788 1052508 FUEL PRIMER PUMP CAT 3116 3126 3306 3406 C15 C12
$48.00
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Description
| Brand | AASMK USA |
| Custom Label: | GABOX-162 |
| Product Long Title: | Fuel Hand Primer Pump for Caterpillar Engine 3114 3116 3126 3306 3406 C10 C12 C15 Replaces 6N6800 4W0788 1052508 4N2511 |
| Specifications | ·     Part Type: Fuel Primer Pump / Hand Priming Pump
·     Pump Type: Manual plunger fuel priming pump ·     Operation: Hand operated ·     Housing Material: Aluminum alloy / steel ·     Plunger Material: Hardened steel ·     Seal Material: Fuel-resistant rubber / Viton ·     Spring Type: Heavy-duty return spring ·     Fuel Type: Diesel ·     Pressure Type: Low-pressure priming pump ·     Function: ·     Used to remove air from the fuel system ·     Used after fuel filter replacement ·     Used after fuel line service ·     Used to prime injection pump ·     Mounting Type: Threaded / screw-in type ·     Thread Size: Standard CAT primer thread (verify before purchase) ·     Quality Grade: OEM replacement aftermarket |
| Description: | This fuel hand primer pump is designed for Caterpillar diesel engines to manually prime the fuel system after filter replacement, fuel line service, or air entry into the fuel system.
The pump allows fuel to be supplied to the injection pump without cranking the engine, preventing damage to injection components and ensuring reliable starting.
This primer pump replaces several CAT part numbers and is commonly used on 3114, 3116, 3126, 3306, 3406, C10, C12, C15, and similar engines used in construction equipment, trucks, generators, and industrial machines.
Manufactured with high-quality seals, a precision plunger, and corrosion-resistant housing for long service life. |
| What Is Included: | 1 × Fuel Primer Pump Protective Packaging |
| Engine Number: | Fits Caterpillar engines including:
3114 3116 3126 3208 3304 3306 3406B 3406C 3406E 3408 3412 3508 3512 C7 C9 C10 C12 C13 C15 C16 Verify part number before purchase |
| Interchange Part Number for Reference: Applications: | 6N6800
4W0788 1052508 105-2508 4N2511 4N3287 1375541 137-5541 1W4999 |
| Superseded Part Number: | 6N6800 → 4W0788
4W0788 → 1052508 1052508 → 1375541 |
| Applications: | Caterpillar Construction Equipment
Caterpillar Excavator Caterpillar Loader Caterpillar Dozer Caterpillar Motor Grader Caterpillar Generator Engine Caterpillar Industrial Engine Caterpillar Truck Engine
Exact fit depends on engine serial number |
| Common Failure Symptoms: | ·     Hard starting
·     Air in fuel system ·     Fuel drains back to tank ·     Cannot prime fuel system ·     Fuel leakage at primer pump ·     Plunger does not build pressure ·     Engine cranks but will not start |
| Important Fitment Note: | Caterpillar used several different primer pumps depending on engine and fuel system.
This pump replaces: 6N6800 4W0788 1052508 4N2511 1375541 1W4999 Please match part number before purchase. If unsure, send engine serial number. |
| Warning: | Do not crank engine without priming fuel system. Running engine without fuel supply may damage injection pump. Always prime system after filter replacement. |
| Quality Assurance Note: | Leak tested
Thread checked Smooth plunger operation Fuel resistant seals Quality inspected before shipping |
| Technical Recommendation: | Prime fuel system after fuel filter change Check for air leaks in fuel lines Replace worn primer pump immediately Do not overtighten during installation |
| Features: | Heavy duty metal body Smooth plunger action High quality seals Direct OEM replacement Long service life Corrosion resistant Factory tested Easy installation Ready to install Reliable performance |
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