Warning about plastic pressure hose
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Joined: Jun 2002
Posts: 558
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From: Bowling Green KY
Car: 87 IROC-Z
Engine: 350ci
Transmission: T-5
Warning about plastic pressure hose
On my way home today my hose for my oil pressure gauge sprung a leak. If that wasn't bad enough, the oil that sprayed out shorted out some of the wiring causing a small fire under the dash. Luckily I was able to separate the burnt wires and the car would still start so I limped it back to work a block away. Nothing looks permantly damaged so I was lucky.
Moral is, if you have an aftermarket gauge and are still using the plastic hose, CHANGE IT NOW! I knew using it was a bad idea, I had been told over and over not to use it, I knew that it would eventually leak, but I kept planning to do it "next week". I should have used the copper tubing the day I installed the gauge.
Moral is, if you have an aftermarket gauge and are still using the plastic hose, CHANGE IT NOW! I knew using it was a bad idea, I had been told over and over not to use it, I knew that it would eventually leak, but I kept planning to do it "next week". I should have used the copper tubing the day I installed the gauge.
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Joined: Jan 2000
Posts: 3,178
Likes: 48
From: Tracy, CA
Car: '87 IROC
Engine: LB9
Transmission: TH700R4
Re: Warning about plastic pressure hose
I was always told not to use copper tubing for brake systems. Vibration will fatigue the copper and cause cracks leading to leaks.
I don't see why the same wouldn't hold true for any automotive application.
I don't see why the same wouldn't hold true for any automotive application.
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Joined: Jul 1999
Posts: 17,268
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From: 51°N 114°W, 3500'
Car: 87 IROC L98
Engine: 588 Alcohol BBC
Transmission: Powerglide
Axle/Gears: Ford 9"/31 spline spool/4.86
NHRA and IHRA won't let you on the track if you use the plastic line. It must be copper or a steel braided hose.
Thread Starter
Senior Member
Joined: Jun 2002
Posts: 558
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From: Bowling Green KY
Car: 87 IROC-Z
Engine: 350ci
Transmission: T-5
Brake systems are under way more pressure than oil. Just kinda sucks I kept putting off using the copper tubing. I just want to try and prevent this from happening to anyone else. It could have been much worse.
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