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  1. #1
    Petty Officer 2nd Class
    Join Date
    Feb 2010
    Location
    Greencastle, PA
    Posts
    131

    Default Fuel line size 1978 Johnson 85

    I want to install a 4 way valve for my three fuel tanks and I can only find 1/4 inch valves. All my lines are 3/8 inch, will using this size valve cause me any problems?

    Thanks,
    Darren

  2. #2
    Admiral
    Join Date
    Dec 2005
    Location
    LaGrange, Illinois
    Posts
    7,180

    Default Re: Fuel line size 1978 Johnson 85

    Bombardier does not make 1/4" fuel hose anymore. The smallest fuel hose they make is 5/16." (The 1/4" hose they do offer is for the remote oil tanks on newer engines.) I would not run any 1/4" fuel connections or hose on that engine. You run the risk of it running lean at full throttle. The 3/8" hose you are running will work just fine. Most marine shops have catalogs which offer various size brass valves. You should be able to order a 3/8" one and get it in a few days.

  3. #3
    Petty Officer 2nd Class
    Join Date
    Feb 2010
    Location
    Greencastle, PA
    Posts
    131

    Default Re: Fuel line size 1978 Johnson 85

    Thanks, EMD. I finally found a 4 way 3/8 valve and have it installed.

    Darren
    '71 Starcraft SS
    '78 85 Horse Johnson

    Resto Thread http://forums.iboats.com/showthread.php?t=378656

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