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Old 01-25-2007, 05:43 AM   #1
Scooby Newbie
Member#: 114784
Join Date: May 2006
Default Exhaust System Diameter

Originally Posted by Unabomber
Exhaust FAQ

Which exhaust diameter is best? Exhausts have 3 diameters:

1. 2.5": Good for 300-350 HP
2. 3.0": Good for 500-600 HP
3. 3.5": Good for 600HP +

For 2.5", Good for 300-350 HP, are these wheel or crank HP ?
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Old 01-25-2007, 06:50 AM   #2
Scooby Specialist
Member#: 35584
Join Date: Apr 2003
Chapter/Region: South East
Location: www.chrisarella.com
1965 FFR Roadster
Coyote + TR-6060


I'm going to say WHP since we can't measure it at the crank for it to make sense.
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Old 01-25-2007, 11:36 AM   #3
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Join Date: Aug 2005
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Location: Dirty South
05 LGT


We cannot determine which diameter is best, only you can. You have to ask yourself are you willing to trade off power for sound.

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Old 01-25-2007, 11:37 AM   #4
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