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sound accurate?

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Old 06-29-2006 | 12:37 AM
  #1  
bigchief's Avatar
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From: Long Island NY
Car: 1989 Firebird Formula
Engine: 5.7L 355 TPI
Transmission: 700 R4 with TCI rebuild kit and valve body mods
sound accurate?

i ran my car today at the track, it ran a 14.5 @ 93 mph

car: 1989 firebird formula
motor: 355, stock TPI, 305 heads, very mild cam, 202 duration @ .050, and 424/444 lift, full edelbrock exhaust including shorty headers, and 3" cat back with 3" cat, k&n filter.
transmission: 700R4, TCI rebuild kit
suspension: stock
tires: khumo 255/16 rear's
rear end: stock posi, 2.73's

just wanted to see if this sounds about right for me as my car stands. thanks!

Last edited by bigchief; 06-29-2006 at 06:01 PM.
Old 06-29-2006 | 10:58 AM
  #2  
89IrocZ350TPI's Avatar
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Joined: Sep 2005
Posts: 1,818
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Car: ws6
Engine: ls1
Transmission: m6
Axle/Gears: 3.42
Seems alittle slow for the combo.
Old 06-29-2006 | 12:15 PM
  #3  
rik89gta's Avatar
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Joined: Apr 2003
Posts: 580
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From: CHICAGO
Car: 89 FORMULA 350
Engine: 5.7 L98
Transmission: 700R4
Axle/Gears: 9 BOLT/ 3.27 GEARS
305 heads? Are you serious?
Old 06-29-2006 | 12:22 PM
  #4  
89IrocZ350TPI's Avatar
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Joined: Sep 2005
Posts: 1,818
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Car: ws6
Engine: ls1
Transmission: m6
Axle/Gears: 3.42
305 heads?....missed that. Theres the problem.
Old 06-29-2006 | 12:28 PM
  #5  
mw66nova's Avatar
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Joined: Jun 2002
Posts: 13,572
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From: Harford County, MD
Car: camaro sportcoupe
Engine: 7.0L
Transmission: G-Force GF5R
Axle/Gears: Moser 9"
305 heads work just fine...though the cam could be bigger.
Old 06-29-2006 | 12:51 PM
  #6  
Larry Dunlap's Avatar
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Joined: Jan 2002
Posts: 1,705
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From: Katy, Texas
Car: '91 Formula
Engine: 350
Transmission: TH350 built
Axle/Gears: 3.73
Seems slow to me, I run 13.3s with a totally stock motor and all boltons. Sounds like you need to open up the intake, Superram, Miniram, something.
Old 06-29-2006 | 06:00 PM
  #7  
bigchief's Avatar
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Joined: Jun 2004
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From: Long Island NY
Car: 1989 Firebird Formula
Engine: 5.7L 355 TPI
Transmission: 700 R4 with TCI rebuild kit and valve body mods
yeah, the car pulls nicely down low, i think my 60 foot was around a 1.7 or something. my top end is horrible

also, sorry, i forgot to put the rear end gears in there.... i edited the thread starter, but ill just repeat it, the rear end is completely stock posi, with 2.73's
Old 06-29-2006 | 06:18 PM
  #8  
MdFormula350's Avatar
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Joined: Nov 2001
Posts: 11,634
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From: Maryland; USA
nice 60 foot for stock suspension and regular radial tires.

yeah your top end must be dying off very quickly for having only 93 mph.

did u do any tuning yet?
Old 06-29-2006 | 09:52 PM
  #9  
TPI-Formula350-'s Avatar
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Joined: Aug 2003
Posts: 1,644
Likes: 3
From: Long Island New York
Car: 89 Formula 350
Engine: Forged 385 H/C/I
Transmission: 700R4-4300 Stall-lockup
Axle/Gears: BW 9 Bolt 3:70
sounds about right for your combo
Old 06-30-2006 | 12:13 AM
  #10  
bigchief's Avatar
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From: Long Island NY
Car: 1989 Firebird Formula
Engine: 5.7L 355 TPI
Transmission: 700 R4 with TCI rebuild kit and valve body mods
well, i have tunerpro rt and everything to tune the chip, but im not really sure what to change other than the injecor constant.... any tips? also, should i JUST be looking at the BLM's staying around 128 to fine toon it?
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