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Anyone do performance mods for an STR

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Old 07-07-2010, 11:23 AM
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Default Anyone do performance mods for an STR

Looking to see dyno numbers 0-60 1/4mile times if any.
 
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Old 07-07-2010, 01:05 PM
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Try this.
 
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Old 07-07-2010, 01:31 PM
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Old 07-07-2010, 05:48 PM
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Check out Stiegemeier's Porting in St. Charles, MO. Most HP gain for the buck -70 RWHP for $1,295.00. Just google Stiegemeier.
 
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Old 07-07-2010, 06:13 PM
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On one of the webs fast cars sites you can find official track times for cars. There are STR owners who drove their own stock or lightly modified STR's clocking 13.1 and 13.3 in the quarter mile. 0-60 mph in rare cases for a stock STR have been clocked at 4.8 seconds. On average for a stock STR you will see anywhere between 5.2 and 5.5 seconds and 13.6 1/4 mile times.
Add a smaller pulley, low temp thermostat, K&N filter, open up exhaust, and lowering springs can shave off close to 1 second 0-60 and 1/4 mile.
Add an ECU tune and/or port/polish supercharger and you may be able to shave off an additional 1/2 second.
 
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Old 07-07-2010, 06:17 PM
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Hope to let you know soon. I have a ported Steigmeier blower. I may go to the track Thursday, but it's only 1/8 mile.
 
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Old 07-07-2010, 08:39 PM
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qwiketz, you've got to let us know how it goes. I'm going either Steigemier or Eurotoys' port and polishing vendor along with either a 2.5/3.0 pulley or a larger crank pulley, and low temp thermostat.
 
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Old 12-27-2010, 07:59 PM
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Bump. Any members already mod theirs and have dyno numbers and track numbers?
 
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Old 12-27-2010, 08:27 PM
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13's jeez who goes that slow?
 
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Old 12-27-2010, 08:41 PM
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haha @Riski what is your S-Type R running the 1/4 mile in?
 
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Old 12-27-2010, 09:17 PM
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bdelgros, go to dragtimes.com A bone stock 05 STR ran a 13.1 1/4 mile, another a 13.3, etc. Several of us here have performed mods. If ya check through the threads you'll read on them. This spring I'm taking my 03 modded STR to the track to run against my mechanics Rousch/Yates (his sponsor) 9 second 83 Mustang GT. The motor is a 1000 hp Rousche/Yates 427 small block that ran on Pinks a few times. With a full modded exhaust, 3 lb pulley, low temp. thermostat, and a modded air intake tube, I'm hoping to run a 12.5 or lower 1/4. Let us know if ya need info. on modding.
 
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Old 12-28-2010, 08:29 AM
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Old 12-28-2010, 11:04 AM
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Riski, you little "Shift". Ya better post yer times and/or kills or I'm headin up there with a posse of STR's to hunt ya down. I caught a glimpse of a few road signs, etc. whizzing by in yer YouTube vids.
 
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Old 12-28-2010, 11:10 AM
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Originally Posted by Riski
13's jeez who goes that slow?
How fast is your S-type R running the 1/4 mile in?
 
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Old 12-28-2010, 01:37 PM
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it has been faster than any times mentioned in this thread

I welcome all challengers for a visit, and if the STR cant handle them the toy will have to come out the garage....

http://www.youtube.com/watch?v=b7AiJOYYMiY
 
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Old 12-28-2010, 06:52 PM
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Lovin that vanity plate Riski!
 
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Old 12-28-2010, 08:08 PM
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Old 12-28-2010, 09:34 PM
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Originally Posted by Riski
it has been faster than any times mentioned in this thread
Thinking that you missed the previous mention of a 9-second car
 
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Old 12-28-2010, 09:39 PM
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Originally Posted by Phil_Deeznuutz
Thinking that you missed the previous mention of a 9-second car

Not didnt miss that.....

Yellow rocket is in the garage
 
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Old 12-28-2010, 09:40 PM
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Screw the Vette. Did ya see the hot chick at Byrum Dragway caught on the Riski cam!?
 


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