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Any ideas and tips on rebuilding a 12v VR6

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Old Sep 6, 2010 | 04:05 PM
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Default Any ideas and tips on rebuilding a 12v VR6

Just came across a blown VR shortblock everything looks good inside (except the spun rod bearing) . I want to rebuild it , ive built many engines in my life before but never a v-dub and i know volkswagons are very picky, soooooo......

I want to build this one better than stock( if possible) without spending 2 grand, maybe a little higher compression and a ported stock intake manifold . Can anyone refer me to anyone that sells good parts for these motors , like gasket sets, ring/piston sets and good bearings , and of course oil pump , chains and guides etc
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Old Sep 6, 2010 | 05:16 PM
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Integrated Engineering pistons, rods, bearings...ETC

http://www.ecstuning.com/Volkswagen-Corrado--VR6_12v/ oil pump, chain, chain guides...ETC


i just picked the corrado because i know it has the 12v VR6


but personally i'd drop the compression to about 8.5:1 and boost the fuck out of it.

Last edited by Garrett; Sep 6, 2010 at 05:53 PM.
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Old Sep 6, 2010 | 06:35 PM
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urotuning.com
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Old Sep 7, 2010 | 01:51 PM
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read this.

VWVortex.com - How to build a relatively inexpensive, reliable, powerful Vr6.
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Old Sep 7, 2010 | 06:22 PM
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Great post.
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Old Sep 7, 2010 | 09:07 PM
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i would have to disagree on the short runner statement though, i saw huge gains with my custom short runner manifold, nothing is cheap for a vw let alone a vr6, the factory internals can handle some power and turbo is a good way to go i have the 2.9L VR6 in mine and with just a few mods and 10lbs it makes 338HP to the wheels, on 15lbs it jumps to almost 400 i run stock internals(rated for 500Hp)
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Old Sep 8, 2010 | 05:59 AM
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Originally Posted by AccordTypeR
i would have to disagree on the short runner statement though, i saw huge gains with my custom short runner manifold, nothing is cheap for a vw let alone a vr6, the factory internals can handle some power and turbo is a good way to go i have the 2.9L VR6 in mine and with just a few mods and 10lbs it makes 338HP to the wheels, on 15lbs it jumps to almost 400 i run stock internals(rated for 500Hp)

N/A or force induction with the short runner?
Also none on the mass produced SRI for the VR6 have showed any significant gains on a N/A VR. If he does anything just get a 2.9 manifold or make a clone.
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Old Sep 8, 2010 | 08:06 PM
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mine is forced induction, no N/A for me its no fun that way
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Old Sep 9, 2010 | 05:05 AM
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I was talking about the power increase with the SRI, was it when you were N/A or after you had turbo'd the car?
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Old Sep 9, 2010 | 07:11 PM
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its never run N/A always been turbo, i dont know about the massed produced SRIs mine was custom made for the setup im running
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