Thread: Metal Mule 2/1
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  # 8  
Old 26-09-10, 23:44
kingtiger kingtiger is offline
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Join Date: Aug 2010
Location: Carrickfergus
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metal mule exhaust.
Forgive my mechanical ignorance! but is it normal for there to be a slight back fire when revving the bike with a metal mule 2 into 1 exhaust fitted?