Fuel Hand Primer Pump 380151
Replaces 172-6291, 137-5541
Compatible with CAT Engines
Product Overview
Ensure reliable fuel delivery to your Caterpillar engine with this high-quality replacement Fuel Hand Primer Pump. Designed to meet or exceed OEM specifications, this pump is essential for priming the fuel system after maintenance or in case of fuel starvation, ensuring quick and easy engine starts.
Directly replacing part numbers 380151, 172-6291, and 137-5541, this hand primer pump offers compatibility with a wide range of popular CAT engine models, providing a dependable solution for keeping your equipment running smoothly.

Product Specifications
Part Numbers: 380151, 172-6291, 137-5541 (Interchangeable)
Type: Fuel Hand Primer Pump
Material: High-quality, durable construction
Function: Primes the fuel system by manually pumping fuel
Installation: Direct replacement, easy to install
Key Features & Selling Points
Reliable Performance: Provides consistent and effective fuel priming.
Wide Compatibility: Fits numerous CAT engine models, reducing the need for multiple parts.
Durable Construction: Built with robust materials for long-lasting service life in demanding environments.
Easy Installation: Designed for a direct fit, simplifying replacement.
Cost-Effective Solution: Offers a reliable alternative to expensive OEM parts without compromising quality.
Compatible CAT Engine Models
This Fuel Hand Primer Pump is compatible with, but not limited to, the following Caterpillar engine series:
CAT 330
CAT 3116
CAT 3126
CAT 3208
CAT C7
CAT C9
CAT C10
CAT C11
CAT C12
CAT C15
CAT C18
CAT 3304
Note: Always verify part number compatibility with your specific equipment model and serial number.
Application Scenarios & Case Studies
Engines like the CAT 3116, 3126, C7, C9, C10, C12, C15, C18, etc., are widely used across various industries:
Construction: Powering excavators, dozers, graders, loaders, and other heavy machinery on job sites. A reliable primer pump is crucial for restarting equipment after refueling or maintenance, minimizing downtime.
Agriculture: Found in tractors, combines, and irrigation pumps. In remote field operations, a functional hand primer ensures the engine can be started even if the electric pump fails or air enters the system.
Mining: Used in large haul trucks, shovels, and drilling equipment operating in harsh conditions. Quick priming is essential for maximizing operational hours in high-cost mining environments.
On-Highway Trucks: Powering various truck models for long-haul transport. The primer pump assists in bleeding air from the fuel lines after filter changes or running out of fuel, a common issue on the road.
Power Generation: Employed in stationary and mobile generator sets. Ensures reliable starting of generators providing critical backup power.
Case Study Example: A construction company using a CAT 330 excavator experienced difficulty starting after replacing a fuel filter. Using this hand primer pump, the mechanic was able to quickly prime the fuel system and get the machine back online within minutes, preventing significant project delays.
Related & Similar Products
Customers looking for this hand primer pump might also be interested in:
Fuel Filters: Essential consumables for maintaining fuel system cleanliness (Compatible with various CAT equipment).
Fuel Water Separators: Protects the fuel system from water contamination (Compatible with various CAT equipment).
Electric Fuel Transfer Pumps: Used for filling tanks or pre-filtering fuel (Applicable to workshops and service trucks).
Fuel Injectors & Injection Pumps: Core components of the fuel delivery system (Specific to engine models like C7, C9, 3126, etc.).
Installation & Maintenance Tips
Installing and maintaining your fuel hand primer pump correctly is vital for its longevity and effectiveness: