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just dyno'd my car

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Old 08-02-2010, 02:27 PM
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Car: 1989 firebird formula, 1991 z/28
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Transmission: none t56 one day, t5
Axle/Gears: 9-bolt 3.45, 10 bolt 3.73
just dyno'd my car

91 l98 1.6 full roller rockers, flowtech shorties, no cats, it made 238 rwhp and 338 rwtq on a dynojet
Old 08-02-2010, 11:01 PM
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Re: just dyno'd my car

Decent....
Old 08-02-2010, 11:16 PM
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Re: just dyno'd my car

Nice, about where I'd expect it to be. Still stock TPI?
Old 08-03-2010, 12:16 PM
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Car: 1989 firebird formula, 1991 z/28
Engine: none LSX! one day, 350tpi
Transmission: none t56 one day, t5
Axle/Gears: 9-bolt 3.45, 10 bolt 3.73
Re: just dyno'd my car

Yea still stock tpi working on getting a better intake
Old 08-03-2010, 01:31 PM
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Re: just dyno'd my car

Originally Posted by 89lt1
91 l98 1.6 full roller rockers, flowtech shorties, no cats, it made 238 rwhp and 338 rwtq on a dynojet
Very good numbers my friend...

Is that through an auto?
Locked converter?
Old 08-03-2010, 05:22 PM
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Re: just dyno'd my car

Looks like he has a t5 in his confusing avatar. Nice numbers for sure.
Old 08-03-2010, 05:48 PM
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Re: just dyno'd my car

Those are decent numbers for small tube shorty headers and 1.6 rockers.
Old 08-03-2010, 05:54 PM
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Re: just dyno'd my car

Originally Posted by 89lt1
91 l98 1.6 full roller rockers, flowtech shorties, no cats, it made 238 rwhp and 338 rwtq on a dynojet
mileage???
Old 08-03-2010, 07:29 PM
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Car: 1989 firebird formula, 1991 z/28
Engine: none LSX! one day, 350tpi
Transmission: none t56 one day, t5
Axle/Gears: 9-bolt 3.45, 10 bolt 3.73
Re: just dyno'd my car

yes its t5 about 142,000 miles
Attached Thumbnails just dyno'd my car-dyno-hp.jpg   just dyno'd my car-dyno-tq.jpg  
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