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Old 08-06-2014   #36
Schrade
 
Join Date: Dec 2012
Location: NC
Posts: 1,783
Default Re: Thoughts on backfire?

Quote:
Originally Posted by KILLSHOTS View Post
No sweat, we're all friends here...

I had hoped it was a hardware issue, too. But tightening most of the already-tight clamps didn't change much. And I haven't heard many guys complaining that Corsa clamps suck. I'm hoping the backfire fairy comes tonight and takes the backfire and leaves me a dollar. That's how it works, right?
If you think you have exhaust leak causing backfire (personally, I DON'T, because exhaust shouldn't burn, unless there's unburned fuel in it, but I never got paid for wrenchin'), but anyway, spray the slip-fits with WD, then loosen them, and re-tighten them.

I did that with mine after a few days final torque-down, just to make sure that they were seated. Maybe do it while they're still warm.

Quote:
Originally Posted by Schrade View Post
Got it; the connector @ the '?', is NOT the connector to DIS-connect for AIR pump dis-able. There's 25A a fuse UNDERNEATH it, on the impellor housing, out of sight and access of course. Pulled it.

Then finish centering the slack in the slip-fit pipes (and getting a little oil in the clamps, and female + male sections of pipe REALLY makes this part easier). With binding pipe sections, it's gonna' tough to slide the sections forward and backward, to get travel.

(process repeated from header-to-first section juncture, and proceeded back)

Last section slid forward and marked:



then all the way rearward:



and locked in halfway (with the clamps turned up sideways, to not catch speedbumps, etc. Believe it or not, was already there - all pipes and clamps were lubed for adjustment, and hung down freely)

Some FP snappics here:

http://www.zr1.net/forum/showthread.php?t=23485



FP test is just like checking air in your tire.
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