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Hedman shortie headers and 3" exhaust

Old Oct 10, 2001 | 03:26 PM
  #1  
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From: Finland, Europe
Hedman shortie headers and 3" exhaust


what kind of hp gain's i can expect with this combo:

- hedman shortie headers and y-pipe
- universal 3" aerochamber
- no cat
- 3" pipe

i'll put those to plain stock 350 TPI. i expect for 30hp or more.


-P
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Old Oct 10, 2001 | 07:42 PM
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From: Calgary, Alberta, Republic of Western Canada
Car: 1986 Sport Coupé
Engine: 305-4v
Transmission: 700R4 and TransGo2
30 hp is about right. Just enough that will notice it
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Old Oct 11, 2001 | 03:22 AM
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<font face="Verdana, Arial" size="2">Originally posted by Sitting Bull:
30 hp is about right. Just enough that will notice it </font>
yippee!!

i bet that's good mod for hp/$. i've already ported the plenum and together with exhaust comes also air foil LOL at least i hope GTA pull past 4500rpm and i'm able to do 0-100km/h run under 7 seconds.


-P
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