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Steam pipes fitment issue (LM7 vs. LS1 intake)

Old 03-06-2009, 04:42 PM
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Default Steam pipes fitment issue (LM7 vs. LS1 intake)

I did a search and didn't find anything.

I wasn't able to fit an LS1 intake onto my LM7 without modifying the steam pipes. Looking at the engine, the left/rear pipe fouls the manifold. I ended up bending the pipe a lot, then cutting it and brazing in another section of tube.

Just wondered if this was common?

James
Old 03-06-2009, 05:08 PM
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Originally Posted by jsmcortina
I did a search and didn't find anything.

I wasn't able to fit an LS1 intake onto my LM7 without modifying the steam pipes. Looking at the engine, the left/rear pipe fouls the manifold. I ended up bending the pipe a lot, then cutting it and brazing in another section of tube.

Just wondered if this was common?

James
yeah I had to get LS1 steam tubes for my LM7 also so I could run the LS1 intake.
Old 03-06-2009, 11:40 PM
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I just cut my rear ones out and welded them up (doesn't sound like you have them). the front had a date with the tube bender and it all works well now!
Old 03-07-2009, 07:51 AM
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My LQ4 has them blocked off in the rear.
Old 03-07-2009, 08:42 AM
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Originally Posted by Old Geezer
My LQ4 has them blocked off in the rear.
Mine does too. It just took a lil bending to get the front to comply.
Old 03-07-2009, 10:46 PM
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Had to get the ls1 steam tubes for mine as well. There for sale on here and check around there not expensive and can even be had for 30 bucks new on gm parts direct. IMO; If its worth doing, its worth doing right.....
Old 03-09-2009, 08:58 PM
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Originally Posted by sman
Had to get the ls1 steam tubes for mine as well. There for sale on here and check around there not expensive and can even be had for 30 bucks new on gm parts direct. IMO; If its worth doing, its worth doing right.....
Not when postage for me would probably cost at least $60 on top of that !

Brazing an extra section in was no big deal. I have all four outlets connected and working now.

James


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