I did it!!!!!
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Joined: May 2005
Posts: 378
Likes: 0
From: columbus, in.
Car: 1989 pontiac firebird trans am gta
Engine: 355
Transmission: 700r4
Axle/Gears: 327:1 9 bolt
I did it!!!!!
I finally did it. I ran an 8.975 on street tires on a crappy track. My car is pretty well stock. I have an 89 GTA with an air foil, AFPR, 2200 stall, and hedman longtubes. I think I could have ran an 8.5 or faster with slicks and on a good track. Let me know what you think.
Update: 10-22-05
Tonight we went to edgewater in cleves, ohio and I ran a 13.98 at 96 mph. I had a 1.8 60' and a 8.8 1/8. That is my best so far. I hooked really good for having kumho ecsta 711 in the rear.
Update: 10-22-05
Tonight we went to edgewater in cleves, ohio and I ran a 13.98 at 96 mph. I had a 1.8 60' and a 8.8 1/8. That is my best so far. I hooked really good for having kumho ecsta 711 in the rear.
Last edited by 355gta; Oct 22, 2005 at 09:55 PM.
Joined: Sep 2003
Posts: 25,895
Likes: 429
From: Pittsburgh PA
Car: 89 Iroc-z
Engine: 555 BBC Turbo
Transmission: TH400
Axle/Gears: MWC 9” 3.00
very nice times. i would think ur trap speeds would be alittle higher in the 75-77 range pretty consistantly but still a decent ET nonetheless
i ran 8.80 with 2.77's at 77mph with full exhaust.. 1.89 60 foot
recently i bested with a 80mph trap speed but a 8.995 et with teh new gears.. same tires
i ran 8.80 with 2.77's at 77mph with full exhaust.. 1.89 60 foot
recently i bested with a 80mph trap speed but a 8.995 et with teh new gears.. same tires
8.48 at close to 81 mph.
I have a stock converter though...and a mild bowl blend on the heads (all else same including valve springs) and an exhaust cutout got me that. Also have Accel intake and runners, headers, free mods. 193K miles at the time.
I have a stock converter though...and a mild bowl blend on the heads (all else same including valve springs) and an exhaust cutout got me that. Also have Accel intake and runners, headers, free mods. 193K miles at the time.
Joined: Sep 2003
Posts: 25,895
Likes: 429
From: Pittsburgh PA
Car: 89 Iroc-z
Engine: 555 BBC Turbo
Transmission: TH400
Axle/Gears: MWC 9” 3.00
wow smithtc thats a nice time! i have cut 1.8's on street tires but only gave me a 8.80 with 2.77 gears. i would think the best i could do would be 8.6's at 80mph with the new gears. 8.4's is moving! were u on street tires?
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Originally posted by Orr89RocZ
were u on street tires?
were u on street tires?
Since then I swapped on some fully ported 083 heads with new valve springs and 1.6 roller rockers. Never got back to the track with a good tune. Had to swap injectors (old was leaking bad). Day I was ready to go to track with good tune my theft deterrent system thought I was stealing my own car...so car wouldn't start. Got that fixed. Now my gas tank leaks. Damn old car.







