An hose sizes were designed to match the id sizes of these rigid tubes. Jun 9 2014 fuel line size chart for quick reference verocious vac line hose inner diameter chart.
Automotive Fittings Explained
Fuel line sizes chart. Tubing is known by od but an hoses are sized according to the tubing id not the hose od or even the hose id. 6an 38 8an 12 10an. What you need to know about copper piping with your propane tank. Flow rate increases with voltage and amp draw increases with pressure. Holley fuel system selection chart part number compatible up to 185v application fuel compatibility gph flow at rated psi and 135v holley recommendations for peak performance holley recommendations for peak performance max hp pump fitting size minimum recommended line size fuel filter carbureted fuel filter fuel injected. The fuel line along with the other parts of a fuel system are responsible for delivering the fuel from the fuel cell into the carburetor.
Pipe sizing charts a reference chart for propane tank pipe sizes it is best to always consult a qualified and certified technician to advise on the best piping that is needed for your propane tank to properly fuel your appliancesprovided here is a guide for more information for you to refer to. What size fuel line to use for an outboard 516 or 38. Quick reference for an to inch line conversion. Completing the measurement is simple and takes relatively few tools. This chart is for reference only we recommend you consult with a licensed plumbergas fitter or nfpa54 national fuel gas code current edition for more details. This pump has a free flow rate of 78 gph.
Typically these 14 and 516 line sizes are in use for low flow or oem systems but are. Sizes for rigid tubes were already standardized with sizes called out by tubing od 316 12 etc. This is an interesting article that i came across that seems to be pretty relevant. 516 fuel line can be used in up to a 115 hp outboard engine. Here is a more in depth break down of the differences in the hoses and the biggest reasons why it is important to have the right ones installed. 6an 38 od 8an 12 od 10an 58 od 12an 34 od 6an 38 od 8an 12 od 10an 58 od 12an 34 od use of 3an and 4an line.
Can you see the confusion starting. Anything above that has to be a 38 fuel line. Flow rate drops to 62 gph. The size of the fuel line is determined by the outside diameter. If you are using an existing gas line you must take into consideration the existing gas line capacities to ensure you will have proper pressure. Popular fuel line sizes.
Lots of strange information out on the internet regarding fuel line sizing and it seems like most of the time people run way more diameter fuel line than they need. The chart above shows a couple important things about an electric fuel pump. In the following example of a curve chart flow is shown by the green and blue lines. It is important to have the right size so the vehicle operates efficiently.