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Location: Lost in the K hole
Registered: May 2002
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difference b/w different 7m-ge's
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Fri, 19 July 2002 04:08
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just been looking and noticed that the 7mge came out with two inlet manifold/plenum/throttle body configurations.
one has a straight single intake pipe leading to a throttle body mounted on the plenum. the other has the t/b mounted to a Y pipe which then bolts to the plenum.
whats the diff between the two models? performance difference?, which cars did they each come out with, and is there an advantage of one over the other??
cheers ed
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Location: Mildura
Registered: May 2002
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Re: difference b/w different 7m-ge's
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Fri, 19 July 2002 04:45

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From what I can tell the one with the Y come out in the supra's and the other Which is like the GTE come in the Cressida's.
marty
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Location: Mildura
Registered: May 2002
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Re: difference b/w different 7m-ge's
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Fri, 19 July 2002 04:49

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Also the Y style has a butterfly in the plenium operated of vacumm which supposidly helps the intake charge get forced into the cylyder through pulses. Or something like that, can't remember exactly its been a while since I was reading about it. (man my spelling is bad)
Marty
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Location: c'town, NSW
Registered: May 2002
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Location: Lost in the K hole
Registered: May 2002
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Re: difference b/w different 7m-ge's
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Fri, 19 July 2002 05:06

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ahh, that bloody TVIS (Toyota Variable Induction System)....
sweet.
ok thanks
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Location: Mildura
Registered: May 2002
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Re: difference b/w different 7m-ge's
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Fri, 19 July 2002 05:07

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Thats it I knew it had a name!!
marty
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Location: c'town, NSW
Registered: May 2002
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Re: difference b/w different 7m-ge's
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Fri, 19 July 2002 05:09

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hey ed if your looking for some funky TVIS gear, my spare 1G has TVIS.. i wont need any of it as i have a non-TVIS MAP sensor 1G in the car..
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Location: Lost in the K hole
Registered: May 2002
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Re: difference b/w different 7m-ge's
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Fri, 19 July 2002 05:09

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increases top end torque by playing with the harmonics in the plenum. only really good for NA engines. but thats a good thing!
are there any other differences between the two spec's of engine?
cheers ed
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Location: Lost in the K hole
Registered: May 2002
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Re: difference b/w different 7m-ge's
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Fri, 19 July 2002 05:11
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rob: nah mate, not quite at the moment. though if i can pick one up with an engine attached things could be different...
cheers ed
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