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Thread: My high CR build

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Posts: 191-200 of 267
2008-02-02 21:41:55
#191
where did the power band started to fall?

will +5 hurt? I read somewhere about the overlap, something about for every 2-3 degree advanced in Intake timing the Exhuast should be retard 1 degree. not sure if that's true or not.
2008-02-02 22:23:16
#192
i think those are good number
2008-02-02 23:58:04
#193
but they can be better!
2008-02-03 01:01:28
#194
that is absolutely nasty Rob, Cot damn... what a baseline to work with... that thing probably sounds like a banshee on her period.
2008-02-03 02:59:52
#195
I think you can make it into the 180's man with more adjustments. GOod job. What are the BC3's comparable to on the JWT lineup?
2008-02-03 03:32:40
#196
Originally Posted by TrackJunky82
I think you can make it into the 180's man with more adjustments. GOod job. What are the BC3's comparable to on the JWT lineup?


very close to the C2 and I think 190 is very possible with a better header, Tuning and some Cam adjustments. that's bad ass
2008-02-03 03:56:51
#197
Originally Posted by Robchaos
My redline is 8k, for some reason the graph cut off at 7k even though he did bring it up to redline.


Your tach is way off, mine is of by 500-600rpm. A shift at 7500rpm on the dash tach is only 6900-7000rpm on my old techtom and shift light. You probably have the 7700rpm rev limit so next time instruct the dyno operator to hit the limiter. Also when you change your exhaust cam timing be sure to readjust your ign timing as well.
2008-02-03 05:41:40
#198
the 2.5inch header is really going to open it up more. play alittle more with the cam gears. and you can deffinatly pick up a few more ponys.


have you read about the wayne cox HP trick?

also, have you bypassed the TB coolant lines? it may be good for 1 horsepower or so.......every one counts now
2008-02-03 06:16:14
#199
Originally Posted by Nismo87SE
Your tach is way off, mine is of by 500-600rpm. A shift at 7500rpm on the dash tach is only 6900-7000rpm on my old techtom and shift light. You probably have the 7700rpm rev limit so next time instruct the dyno operator to hit the limiter. Also when you change your exhaust cam timing be sure to readjust your ign timing as well.


huh?
The fuel cut on the JWT ecu goes by the coil signal not the tachometer on the dash board, so that is not off.
When they dyno your car, most places hook up an aftermarket tach that clips around your spark plug wire. They know that the stock tach can be off a little. I have the 7950 rev limit not the 7700.
2008-02-03 06:38:47
#200
Originally Posted by Robchaos
huh?
The fuel cut on the JWT ecu goes by the coil signal not the tachometer on the dash board, so that is not off.
When they dyno your car, most places hook up an aftermarket tach that clips around your spark plug wire. They know that the stock tach can be off a little. I have the 7950 rev limit not the 7700.


On my car the 7950 rev limit kicks around 8200 rpm in the tach...
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