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View Full Version : exhaust bore size for 20xe


jamie gsi16v
07-07-05, 05:20 PM
what is the actual correct bore size for a 20xe in a nova as i wana get this right when i go to have one made up, how many boxes should i be looking to fit?
Aragorn
07-07-05, 05:50 PM
standard engine u'd want 2"

if its throttle bodied then 2.5"