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Upper intake manifold went BOOM!

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  #1  
Old 01-04-2011, 12:10 AM
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Unhappy Upper intake manifold went BOOM!

My UIM blew up today, sending shrapnel all over the place. The explosion was pretty loud but nothing, besides the UIM, was damaged. I guess now would be a good time to install the turbo, rebuild the engine/trans, and redo the interior. I'll post pics of the shredded upper intake manifold tomorrow.

I'm hoping to get everything, except e interior, done within a few weeks.
 
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Old 01-04-2011, 06:47 AM
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Good thing this happened before the turbo. Not that its ever a good thing for your intake to explode. There was a turbo monte a while back that burnt to the ground because the intake manifold exploded and caught the engine bay on fire.

You should look into upgrading to the aluminum manifold on the L26 Series III 3800 before you install your turbo. Its supposed to be much stronger than the plastic one.
 
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Old 01-04-2011, 09:04 AM
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Dang Will! I've GOTTA see the tragic photos! Your engine bay was CLEAN! Let me know how it looks man. I'm in Leavenworth now so I can't help.
 
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Old 01-04-2011, 09:24 AM
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That is a harsh situation! As stated, luckily no additional damage.
 
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Old 01-04-2011, 06:22 PM
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This is what's left of the UIM after the explosion. It looks like fuel got into the vac lines through the FPR and, after a while of charging the batt, the pressure buildup did the rest. I'm still looking for the remainder of the UIM, I think some may have landed on the roof.

I already have an aluminum L26 UIM, painted chevy red/orange, and should have the LIM/exhaust manifolds/heads of the car by tomorrow. The block comes out Thursday and the trans on Saturday.

Greg, how's the new surroundings? I'd have used some help with the serpentine belt, it was a bear to take off, but other than that it's pretty simple stuff. Once my left leg starts to shake I'm done and take a 30 minute break.
 
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Old 01-04-2011, 07:18 PM
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Holy Wow! I've never seen that before, but I hope that you're able to get it back together again. This makes me want an L26 UIM now. What's all needed to install it on an L36?
 
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Old 01-04-2011, 10:14 PM
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To add it you need the lower /upper intake, and fuel rails I think. Mabye at throttle body adapter plate.

If you want to fix that plastic intake I suggest superglue
 
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Old 01-04-2011, 10:21 PM
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http://www.bonnevillepro.com/forums/...5020&hilit=UIM

follow that link ....

There's no resurrecting that plastic intake, it's DONE! LOL
 
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Old 01-04-2011, 11:06 PM
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Imagine that thing polished !!!
 
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Old 01-05-2011, 01:37 AM
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A polished L26 UIM is all that! Unfortunately, it takes forever and it's a pain to keep it shiny once it's installed. Although a painted L26, if the color scheme is worked out, can dazzle as well.
 


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