377-4233
Fuel Priming Pump
Manual fuel system priming pump for bleeding diesel lines.
Description
Pulls fuel up from the tank to clear air pockets whenever you swap fuel filters or open the low-pressure circuit for service. Pumping the head creates suction that displaces trapped air with fresh fuel, saving the starter motor and preventing dry…
Overview
Pulls fuel up from the tank to clear air pockets whenever you swap fuel filters or open the low-pressure circuit for service. Pumping the head creates suction that displaces trapped air with fresh fuel, saving the starter motor and preventing dry injector cranking.
Features
- Manually actuated plunger
- Purges air trapped during filter swaps
- Direct-mount body with integrated seal seats
Applications
Mounts on the fuel filter base or supply manifold to bleed air from diesel feed circuits.
Specifications
| Brand | Caterpillar |
|---|
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