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Holy crap 3" exhaust OWNZ

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Old Apr 19, 2003 | 06:47 PM
  #1  
maroon91rs's Avatar
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From: Rochester NY
Car: 91 Camaro RS
Engine: L03 305 baby!!!
Transmission: stock 700r4
Holy crap 3" exhaust OWNZ

Well i went to the track today for the first time with my 3" pressbent ****ty shop exhaust.I just want to know something.is it normal to gain a half second just by adding a 3" cat and I-pipe?cause thats exactly what happened.i was running 15.8's last year on the stock 2.25 pipe and a flowmaster 80,and now with a 3" Catco and a 3" I-pipe,i got down to a best of 15.37,and that was feathering off the line due to really really ****ty 205's on the back with no Posi.i think i coulda had 15.2's easily if i had good tires and posi.i just wish i had the money for headers to see if those alone could get me into the 14's,with new tires of course.for an LO3,this motor really isnt that damn bad.
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Old Apr 19, 2003 | 08:22 PM
  #2  
James Montigny's Avatar
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Actually, I've never been able to prove that the mandrel bends are that much better. I've had both on various cars, and for the money... those pressbent shops pipes work real nice.

Best system I ever had was one the shop did for me 100% custom from the base of the primaries back. Ran smooth, sounded
good and increased power quite a bit.

just my .02
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Old Apr 19, 2003 | 08:24 PM
  #3  
Mark A Shields's Avatar
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From: Someone owes me 10,000 posts
Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
It is good mod to make, but what people fail to realize, is the variables that take place. For one, it's 1 yr later for you, how was the air temp on both days? How about tune ups? What about your shift points if manually done?
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Old Apr 19, 2003 | 09:12 PM
  #4  
2000_Eclipse_GT's Avatar
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WTF??? 15.3's??? with an auto LO3?
what all is done?
anything more than your sig?
If not I must have a lot of work to do because best I seem to be able to is prolly mid to low 16's!!!!
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Old Apr 20, 2003 | 11:39 AM
  #5  
maroon91rs's Avatar
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From: Rochester NY
Car: 91 Camaro RS
Engine: L03 305 baby!!!
Transmission: stock 700r4
mark the air temp was actually about 10-15 degrees warmer(the slip didnt say it this time),but the humidity was prolly about 15% less too.i found that i actually HAD to shift into 3rd before the finish line(around 1100ft actually),whereas with the 2.25 exhaust i could get past the line in 2nd.so its definetely breathing easier with the 3" up top.and the car was in the same state of tune as it was last time i ran it.the only difference in variables was the weather,which was actually slightly less favorable(if it was colder i might have made it into the low 15.3's or even 15.2 even) and the exhaust.
2000_eclipse all my mods are in the sig.i think i have a REALLY good running LO3.i seem to be one of the quicker LO3's ont he boards with the minimal mods i have. cant wait to build this thing.
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Old Apr 21, 2003 | 08:28 PM
  #6  
V6camaroman's Avatar
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From: Apex North Carolina
hey maroon91rs i see u are form rochester. im in dansville about 50 mi south of rochester. maybe we should meet up sometime. did u drag race at leister?
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Old Apr 22, 2003 | 10:45 AM
  #7  
maroon91rs's Avatar
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From: Rochester NY
Car: 91 Camaro RS
Engine: L03 305 baby!!!
Transmission: stock 700r4
yeah i was at leicester.thats the only track i race at since its the only full 1/4 mile around here.ill let ya know next time i go and maybe you can meet us down there.
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Old Apr 23, 2003 | 07:32 AM
  #8  
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From: Apex North Carolina
that would be cool. ive never been to leister drag way but i know how to get there. i also dont know what their scedule (spelling)? is for this year. do u have aol instant messenger or anything like that so we can chat?
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