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4'' stroke guys with prochargers

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Old 07-10-2007, 11:28 AM
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Default 4'' stroke guys with prochargers

what duration are you using on your cam at 50? what track times/traps are you running and what are your shift points?
what charger are you using and what heads are you running and how much boost are you seeing?


Thanks,

Tyler
Old 07-10-2007, 11:35 AM
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im not blown but im turbo'd with a 4" stroke.custom 226/222 cam.
Old 07-10-2007, 01:38 PM
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No procharger here, but 382, 4.0" stroke, 224/230 on 115 cam with 1.7 YT rockers

I usually shift around 6800rpm ( give or take ) Sometimes can be anywhere from 6500-7000rpm.

Best is 10.04 at 148mph, 3.55 diff, 26" tyre.

Usually see 144+ traps, highest has been 149.3mph, 3600lbs.


I hate big cams, but Im getting tempted to try bigger, despite being convinced its not the way forward.
Old 07-10-2007, 03:45 PM
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Originally Posted by stevieturbo
No procharger here, but 382, 4.0" stroke, 224/230 on 115 cam with 1.7 YT rockers

I usually shift around 6800rpm ( give or take ) Sometimes can be anywhere from 6500-7000rpm.

Best is 10.04 at 148mph, 3.55 diff, 26" tyre.

Usually see 144+ traps, highest has been 149.3mph, 3600lbs.


I hate big cams, but Im getting tempted to try bigger, despite being convinced its not the way forward.
what heads do you have?
Old 07-10-2007, 05:20 PM
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West Coast Cylinder Heads Edelbrock 215cc's

Last edited by stevieturbo; 07-12-2007 at 04:57 AM.
Old 07-11-2007, 07:31 PM
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236/248 with a F1A. So far I have went 10.05 @ 141 on pump gas hitting the rev limiter in first and second with a 2000' DA and 3750 raceweight.
Old 07-12-2007, 01:09 AM
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Originally Posted by ddnspider
im not blown but im turbo'd with a 4" stroke.custom 226/222 cam.
Since I run a Procharger I went the other way. 222/226

Shift @ 6000
Old 07-12-2007, 10:55 AM
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Originally Posted by speedracer5532
236/248 with a F1A. So far I have went 10.05 @ 141 on pump gas hitting the rev limiter in first and second with a 2000' DA and 3750 raceweight.
is that a solid?
Old 07-12-2007, 01:41 PM
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Originally Posted by GrannySShifting
is that a solid?
No hydraulic.




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