What size is marine fuel line?
Mercury/Mariner O/B Standard Fuel Line Assembly, 6′ x 3/8″
| Compatibility | 93806BLP7 |
|---|---|
| Inside Diameter | 3/8 Inch |
| Outside Diameter | 11/16 Inch |
| Maximum Continuous Length | 6 Foot |
| Type | Fuel Tank Lines |
Is marine fuel line different?
Marine-grade fuel hose is much heavier than the same inside-diameter hose as used in automotive applications. This is done as part of its fire or flame testing, a requirement under the regulations. An important nuance found within the H-24 Standard is the difference between type “A” and type “B” hose.
What is marine fuel hose?
Marine Fuel Line Hose – MRF These are specifically designed and branded for use in supplying fuel to motors in boats or marine vessels. USCG Type A1 hoses are designed for fuel feed applications where the fuel is constantly in the hose, whereas Type A2 hoses are designed for fuel fill type hoses only.
How much horsepower will 5/16 fuel line support?
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 |
What is SAE J1527?
Marine Fuel Hoses J1527 This SAE Standard specifies requirements for two types, three classes and four styles of reinforced hose and non-reinforced tubing for conveying gasoline or diesel fuel aboard small craft including pleasure craft whose fuel systems are regulated under 33 CFR 183 Subpart J.
Can I use rubber hose for fuel lines?
Standard rubber vacuum or heater hose should never be used in fuel applications. The hose will deteriorate from the inside out and can plug fuel filters and carburetors with rubber debris, long before it springs an external leak.
Is fuel line size ID or OD?
Tubing is OD (outside diameter) and Pipe is ID (inside diameter). So the easiest way to tell the size of your fuel line, which is tubing, is to use a combination wrench. Whichever one slips over snuggly is the winner.
How long does marine fuel line last?
Type B fuel hose should never be used in inboard engine room areas because of the lack of fire-test rating. How long should you expect your boat’s fuel system components to last? The EPA defines useful life as 10 years for boat fuel system components and five years for PWC fuel systems.
Can I use rubber fuel line on a boat?
Marine fuel hose is a different product than standard fuel hose and has to be Coast Guard approved. Marine hose must have the SAE J1527 Style R1 rating emblazoned on the hose to pass as seaworthy. Standard rubber vacuum or heater hose should never be used in fuel applications.