Standard length Caterpillar Fuel Primer

Description

OEM Fuel Priming Primer Pump – CAT Engines

Part Number: 137-5541

Keep your Caterpillar engine fed and firing with this OEM Fuel Priming Primer Pump, designed to restore proper fuel flow after filter changes, maintenance, or fuel system service. This pump plays a critical role in eliminating air from the fuel system and ensuring consistent fuel delivery for smooth starts and reliable operation.

Built to OEM standards, this primer pump is manufactured using high-quality materials and precision machining for long service life in demanding on-road, off-road, industrial, and heavy-equipment applications. Whether you’re working on a truck, loader, grader, or generator, this pump delivers dependable performance you can trust.

Key Features

• OEM-spec replacement fuel priming pump
• Effectively removes air and restores fuel pressure
• Ensures steady, reliable fuel delivery to the engine
• Durable construction for harsh operating environments
• Designed to resist leaks and maintain system integrity

OEM / Cross Reference Part Numbers

• 137-5541
• CA1375541
• 1375541
• 172-6291 / 1726291
• 380151

Fitment

Compatible with a wide range of Caterpillar engines and equipment, including but not limited to:

Engines:
3116, 3126B, 3176C, 3196, 3208, 3304, 3306, 3306B, 3406, 3406B, 3406C, 3406E, 3408, 3408C, 3408E, 3412, 3412C, 3412E, 3456, C7, C9, C9.3, C-9, C10, C11, C12, C15, C18, C27, C32

Equipment:
320C, 330, 769D, 771D, 772B, 773B, 773E, 775B, 775E, 953K, 963, 963B, 963K, 120G, 12G, 12H, 130G, 140G, 140H, 143H, 14G, 14H, 160G, 160H, 16H, 24H, D250GC, D300GC, D330C, D333C, D350GC, D400GC, D450GC, D500GC, D550GC, D600GC, HT400, PM3412

Diesel Freak Tip:
If you’re fighting hard starts or just changed filters, a fresh priming pump can save you a ton of headache—and downtime

Diesel Freak LLC is in no way associated, sponsored, or affiliated with Any OEM manufacturer. Products from Diesel Freak LLC presented in this listing are not to be confused with any of the products or trademarks of any OEM company. All parts listed to fit these manufacturers are replacement aftermarket parts.

 If you don’t find what you are looking for here or in any of our other listings feel free to contact us.