Author Topic: fuel line  (Read 5532 times)

Offline 6.5

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fuel line
« on: January 24, 2013, 10:31:25 PM »
How much fuel line do I need to buy for my K75RT, going to change fuel filter and line in tank. :mbird

Offline mjydrafter

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Re: fuel line
« Reply #1 on: January 25, 2013, 01:54:02 PM »
I had a heck of a time locating anything other than 1' lengths of the submersible line you will need for the tank and be prepared for some sticker shock, IIRC it was close to $30...  The stuff outside the tank just needs to be injection rated hose and I'm thinking that 4' left me with some extra.
1986 BMW K75c
1974 Suzuki TC-185 (the little 10 speed)

Offline wmax351

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Re: fuel line
« Reply #2 on: January 25, 2013, 02:35:29 PM »
  • Albuquerque, NM
  • 91 BMW K75 Standard, 98 Moto Guzzi California EV
Bikes:
Current:1991 BMW K75 Standard, 1998 Moto Guzzi California EV11
Past: '83 BMW R65LS, '75 Honda CB550F, '69 Honda CB175, 1999 Royal Enfield Bullet 500, 1973 Triumph Tiger TR7V, 1971 BMW R75/5 in Toaster outfit, 1979 Harley Davidson XLS-1000 Sportster Roadster

Offline frankenduck

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Re: fuel line
« Reply #3 on: January 25, 2013, 02:36:34 PM »
Approximate lengths for a K75:

Fuel Rail to Tank - 10 7/8"
Fuel Fail to FPR - 9"
FPR to Tank - 19 1/2"

About 40" total, might need an inch or two more on the fuel rail to tank line for a 2V K100

Once I had a Collie pup. Dug a hole and covered him up. Now I sit there by the hour. Waiting for a Collie-flower.
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Offline frankenduck

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Re: fuel line
« Reply #4 on: January 25, 2013, 09:39:01 PM »
The BMW submersible fuel line is cheaper than aftermarket.  Part 16121180040 is about $25 for a meter of it. That should be enough to do two tanks.
Once I had a Collie pup. Dug a hole and covered him up. Now I sit there by the hour. Waiting for a Collie-flower.
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Offline 6.5

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Re: fuel line
« Reply #5 on: January 28, 2013, 05:40:17 PM »
Hey frankenduck did you mean 9" for inside the tank? I bought 12" is this enough for inside tank on K75?

Offline 6.5

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Re: fuel line
« Reply #6 on: January 29, 2013, 04:23:51 PM »
I bought 12" for inside the tank, is this enough hose?

Offline 6.5

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Re: fuel line
« Reply #7 on: January 29, 2013, 10:55:51 PM »
I took the 12" piece I bought, cut off a 2 inch section for the small hose. It will work but it is a sharp bend in the hose (not a kink). What is needed is about 16" total for the fuel filter hose replacement inside the tank.

Offline frankenduck

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Re: fuel line
« Reply #8 on: January 30, 2013, 04:16:23 AM »
The factory line from the fuel filter to the pump is about 13ish+ inches plus a few more inches for the other one.  I agree that the ideal total length for both is in the 16" neighborhood.
Once I had a Collie pup. Dug a hole and covered him up. Now I sit there by the hour. Waiting for a Collie-flower.
New to K bikes? Click here.
K Bike Maintenance & Mods: Click here.
Buy parts here.

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