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Old 10-10-2007, 12:27 PM
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alright. i got a 98 Z28 with a six speed. i got hooker longtubes, no cats, 3'' pipes fallowed by a 40series flowmaster. the k&n intake and mass air flow air sensor, and not the lid the actual cold air intake. i also got an aftermarket ecu that hasnt really been tuned. its also got 4.30 gears to get the power to the ground. im a 7000 ft right now but the Dyno is capable of correcting for that. what you think ill be making to the ground with out correction. im guessing 300hp and 350ft/lbs
Old 10-10-2007, 09:45 PM
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I have a 98 with the mods listed in my sig and dynoed 339 hp. But your 4.30 gears are going to make less horsepower on the dyno.
Old 10-11-2007, 02:03 PM
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yea but they sure do make a difference on the track and in town when that turbo honda pulls up...
Old 10-11-2007, 11:52 PM
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Originally Posted by lukes98
yea but they sure do make a difference on the track and in town when that turbo honda pulls up...
Exactly, don't worry about dyno #s, worry about ETs.
Old 10-12-2007, 01:37 PM
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always go by the corrected numbers. it puts everyone on an equal playing field.

FYI:
if the your weather was, temp 75F, baro 29.92, humid 50% at sea level the correction is .9899SAE, if you plug in the same conditions at 7000ft the baro changes to 23.291 and the correction is now 1.272SAE. So for this example the dyno would add 22.2% to your observed.

and your hp will not change dramatically replacing gears unless the dyno doesn't have inertia comp.
Old 10-12-2007, 01:49 PM
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yah i have 4.10's and they are a beast but i admitt they do kinda suck for highway racing but my 150shot will take care of that!! lol
i would say with corrections about 330hp and 340 tq




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