What size fuel line should I run?
Fuel pumps are sized to feed your system with enough fuel to optimize engine performance….Recommended Size, Based on Horsepower.
| Recommended Fuel Line Size (from the tank to the pump) | ||
|---|---|---|
| Engine Output | Size (inches) | Size (AN) |
| 350 hp or less | 5/16 in. | -5 |
| 350-450 hp | 3/8 in. | -6 |
| 450-650 hp | 1/2 in. | -8 |
How are fuel lines attached to a carburetor?
Attach the incoming line on the primer assembly to one of the ports on the carburetor and attach a third fuel line to the other carburetor fuel line port. Submerge the ends of both fuel lines in some 2-cycle fuel and test the line configuration by depressing the primer bulb.
How do you test the routing of a fuel line?
Test the fuel line routing with the carburetor. Attach the incoming line on the primer assembly to one of the ports on the carburetor and attach a third fuel line to the other carburetor fuel line port. Submerge the ends of both fuel lines in some 2-cycle fuel and test the line configuration by depressing the primer bulb.
How are fuel lines routed in a 2 cycle engine?
So, the first step in determining the overall fuel line routing in this type of carburetor is to determine which are the input and output sides of the primer. Attach fuel lines to the primer assembly, submerge both lines in some 2-cycle fuel, and prime the bulb.
What kind of fuel line fitting do I Need?
Set your fuel system up right with the correct fuel system components and accessories from JEGS! JEGS AN Port Adapter Fitting -10 AN port… JEGS Universal Fuel Hose [3/8 in. I.D. x…
Where is the fuel filter located on a carburetor?
With a carburetor and a mechanical fuel pump, you’ll typically have much, much less fuel pressure, which allows the fuel filter to essentially serve as the regulator. That’s why the fuel filter in these setups is typically installed clocked with the secondary outlet (return line) above the main outlet to the carb.
What’s the best way to clean carbs without pulling them?
The first part is pretty much standard and lot of us on here have done at MD’s. Take tank and top center air box off. Drain carbs, open 4 drain screws then close. If you take fuel line off at center rear of carbs and spray full, this will effectively place cleaner in all your carbs.