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had my 4.8 tuned

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Old 07-29-2010 | 08:20 PM
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Originally Posted by Chris05
Trailblazer converter and gears would help you out IMO, without breaking the bank or driveability.
yank want approx.$475 for a converter and 4wd gears are $1150 then headers and ory pipe.so your talking some good money.
Old 07-30-2010 | 02:10 PM
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Trailblazer converters are cheap man I paid less then 300.00 when I got mine brand new. As for headers do the obx's.
Old 07-31-2010 | 01:29 PM
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my shift points are set at 6700. completley stock bottom end with 38xxx miles on it. mods are in my sig. my cam pulls HARD all the way up too.
Old 07-31-2010 | 09:02 PM
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Originally Posted by GMorBUST
my shift points are set at 6700. completley stock bottom end with 38xxx miles on it. mods are in my sig. my cam pulls HARD all the way up too.
2.8 60' wow thats bad.I ran my truck friday night,16.30@88mph w/2.5 60' and except for the mph I was not very happy.2010rcsb 4wd 4.8 w/homemade cai-tune-flowmaster muffler and 3.42's but it did what I thought it would do.from a roll it's pretty fast but a dead stop it's a pig.lol
Old 08-01-2010 | 10:14 AM
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you should get rid of that flowmaster for something free-flowing or get a cutout imo. i hear bad things about crapmaster. i love my magnaflow fwiw
Old 08-01-2010 | 12:05 PM
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A TBSS converter would be a great start...................
Old 08-02-2010 | 09:53 PM
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gears will wake it up alot, or at least it did in mine! my 60' was sacrificing alot due to the gears, next time i go to the track i plan on running it one some stock 17's should run pretty good with the 4.10s
Old 08-03-2010 | 05:11 PM
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Originally Posted by GMorBUST
gears will wake it up alot, or at least it did in mine! my 60' was sacrificing alot due to the gears, next time i go to the track i plan on running it one some stock 17's should run pretty good with the 4.10s
was your 2.8 60' with or without the 4.10's?
Old 08-03-2010 | 05:14 PM
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I called Texas speed and they told me they can't even build a cam to improve the bottom end power.
Old 08-03-2010 | 07:38 PM
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I'm doing a 2.2 on street tires and peg leg in an ext cab, I think you guys can bring down that 60' some. Your 4.8 cant be that weak, I am only running an intake, full exhaust, and tune, stock trans/converter, and 3.42 gears. A 212/218 and a converter should bring in some low end power, but I would be looking into some tune adjustments as well.

Last edited by outlawz2004; 08-04-2010 at 09:24 AM.



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