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Customs copper oil pressure line vs plastic

Discussion in 'The Hokey Ass Message Board' started by ned5049, Aug 1, 2018.

  1. Speed Gems
    Joined: Jul 17, 2012
    Posts: 6,433

    Speed Gems
    Member

    Had the same experience last year going to a car show . The copper line going to gage broke off right at the block and sprayed the windshield of our model T going down the freeway :eek: thankfully got it too the side of the road safely. We were traveling with friends so a quick trip to the auto supply was made for a new pharaoh and fitting to fix it. Thankfully we picked up an extra because it happened again on the way home. A new plastic line was used and haven't had a problem since.
     
  2. sunbeam
    Joined: Oct 22, 2010
    Posts: 6,220

    sunbeam
    Member

    If you are doing brake lines make the loops horizontal not vertical with the top of the coil closest to the master cylinder so any air can work it's way back through the master cylinder.
     
  3. Blue One
    Joined: Feb 6, 2010
    Posts: 11,462

    Blue One
    ALLIANCE MEMBER
    from Alberta

  4. Slopok
    Joined: Jan 30, 2012
    Posts: 2,922

    Slopok
    Member

    Line from AG..."Everybody wants to be a Pharaoh" ;)
     
    Speed Gems likes this.
  5. Speed Gems
    Joined: Jul 17, 2012
    Posts: 6,433

    Speed Gems
    Member

    with the bood initiation and everything!:eek:
     
    Asphalt Angel and Slopok like this.
  6. thall
    Joined: Jul 12, 2008
    Posts: 62

    thall
    Member
    from nc

    hmmm how about using flex hose like on a grease gun from block to bulkhead?
    most are 18" length, and have 1/8 npt threads, could use a connector to make multiple sections....

    Could terminate it with a compression fitting to continue on to gage....
    ??
     
  7. bundoc bob
    Joined: Dec 31, 2015
    Posts: 130

    bundoc bob

    I have used flex grease gun hose for oil pressure gauges a
    number of times, cheap and effective.
     
  8. RmK57
    Joined: Dec 31, 2008
    Posts: 2,694

    RmK57
    Member

    I changed out my nylon one from 1978 to copper fairly recently. I'm glad I did, I'm sure it was on the verge of something catastrophic. Of coarse back then it was more than likely american made nylon.
     
  9. Mike VV
    Joined: Sep 28, 2010
    Posts: 3,040

    Mike VV
    Member
    from SoCal

    I recently installed another nylon line in a newer car.
    One thing that I did, both for protection and to hide the bright white line, was to put a piece heat shrink tube over it. The only place that I put any heat to it was right at the fittings, so the heat shrink tube wouldn't move around.
    It did take a little work to get the heat shrink tube over the nylon, but I did.

    The heat shrink material is actually pretty tough stuff. I figured it might help with any type of light abrasion, maybe some resistance to being easily cut, along with hiding the white line.

    Mike
     
  10. 2OLD2FAST
    Joined: Feb 3, 2010
    Posts: 5,262

    2OLD2FAST
    Member
    from illinois

    I'm guessing that most line breaks occur at the fittings . Possibly because many folks

    Overtighten the fittings causing the ferrule to " cut" or " pinch" the plastic or copper tubing ..
     
    chopped and firstinsteele like this.
  11. BamaMav
    Joined: Jun 19, 2011
    Posts: 6,757

    BamaMav
    Member
    from Berry, AL

    Had one melt on a exhaust manifold once, luckily it melted closed, no leak. Since then, I've always used copper.
     
  12. Dick Stevens
    Joined: Aug 7, 2012
    Posts: 3,716

    Dick Stevens
    Member

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