Fuel System: Difference between revisions
From GummyCarbs
New page: =OEM Japanese Fuel Hose= Honda seems to use the "red stripe" fuel line. This can be found at [http://www.sudco.com/fuel.html#redstripe Sudco's site]. They claim it's made by Kitaco (Ki... |
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=OEM Japanese Fuel Hose= | |||
= | ==Kitaco "Red Stripe"== | ||
Honda seems to use the "red stripe" fuel line. This can be found at [http://www.sudco.com/fuel.html#redstripe Sudco's site]. According to Sudco's site, it's made by Kitaco (likely a shortening of Kita and Company) in Japan. It's available in 3.5mm, 5.5mm, 7.5mm, and 8.0mm inside diameters. | |||
==Nitrile== | |||
McMaster offers Buna-N Nitrile hose. | |||
* [http://www.mcmaster.com/itm/find.ASP?tab=find&context=psrchDtlLink&fasttrack=False&searchstring=5235K48 5235K48] 5/16 I.D., 1/16" wall thickness, $0.52 per foot, available in 25 or 50 foot lengths. | |||
=Sizing= | =Sizing= | ||
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* Inside Diameter (I.D.) | * Inside Diameter (I.D.) | ||
* Outside Diameter (O.D.) | * Outside Diameter (O.D.) | ||
* National Pipe Thread (NPT) | * [http://en.wikipedia.org/wiki/National_pipe_thread National Pipe Thread (NPT)] | ||
* [http://en.wikipedia.org/wiki/AN_thread Air Force Navy (A.N.)] (typically for brake systems, not fuel) | |||
==Tank Outlet Size== | |||
Most Hondas I've seen use 3/8" NPT outlets on their tanks. Some bikes use custom adapter plates. Later Honda CB750's use what appear to be Harley-Davidson style, 7/8" (22mm) outlets. | |||
==Tank | ===Tank Capping=== | ||
Most | [[Image:BrassCap.jpg|right|3/8" NPT Brass Cap]] Most gas tanks can easily be capped (for de-rusting, Kreem coating, etc) using a simple, 3/8" brass NPT cap (note: not a plug, which is male-threaded). These are available at most hardware stores or from [http://www.mcmaster.com/itm/find.ASP?tab=find&context=psrchDtlLink&fasttrack=False&searchstring=50785K163 McMaster]. | ||
==Fuel Hose== | ==Fuel Hose Size== | ||
Honda fuel line seems to always be 8mm inside diameter (just over 5/16", which is 7.9375"). | Honda fuel line seems to always be 8mm inside diameter (just over 5/16", which is 7.9375"). | ||
=Quick Disconnects= | |||
==CPC== | |||
[https://www.cpcworldwide.com/ CPC - Colder Products Company] makes plastic quick-disconnect fittings with auto shut-off valves to prevent spillage. These have been known to fail on BMW motorcycles. | |||
==Jiffy-tite/Oetiker== | |||
[http://motorsports.jiffy-tite.com/#/ Jiffy-tite] makes quick-disconnect fittings with auto shut-off valves. They use stainless steel ball bearings, a variety of seal compositions, and black and gold aluminum housings. | |||
Latest revision as of 18:49, 24 April 2018
OEM Japanese Fuel Hose
Kitaco "Red Stripe"
Honda seems to use the "red stripe" fuel line. This can be found at Sudco's site. According to Sudco's site, it's made by Kitaco (likely a shortening of Kita and Company) in Japan. It's available in 3.5mm, 5.5mm, 7.5mm, and 8.0mm inside diameters.
Nitrile
McMaster offers Buna-N Nitrile hose.
- 5235K48 5/16 I.D., 1/16" wall thickness, $0.52 per foot, available in 25 or 50 foot lengths.
Sizing
Sizes are generally given in terms of:
- Inside Diameter (I.D.)
- Outside Diameter (O.D.)
- National Pipe Thread (NPT)
- Air Force Navy (A.N.) (typically for brake systems, not fuel)
Tank Outlet Size
Most Hondas I've seen use 3/8" NPT outlets on their tanks. Some bikes use custom adapter plates. Later Honda CB750's use what appear to be Harley-Davidson style, 7/8" (22mm) outlets.
Tank Capping
Most gas tanks can easily be capped (for de-rusting, Kreem coating, etc) using a simple, 3/8" brass NPT cap (note: not a plug, which is male-threaded). These are available at most hardware stores or from McMaster.
Fuel Hose Size
Honda fuel line seems to always be 8mm inside diameter (just over 5/16", which is 7.9375").
Quick Disconnects
CPC
CPC - Colder Products Company makes plastic quick-disconnect fittings with auto shut-off valves to prevent spillage. These have been known to fail on BMW motorcycles.
Jiffy-tite/Oetiker
Jiffy-tite makes quick-disconnect fittings with auto shut-off valves. They use stainless steel ball bearings, a variety of seal compositions, and black and gold aluminum housings.