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  1. Technical Discussion
    Hello! I recently bought my 2009 Shadow Aero 750 with 16k miles and I'm now noticing in 2nd and 3rd gear some rapid popping from the exhaust (Afterfire?) during engine breaking... I know this is usually caused by adding aftermarket parts w/o rejetting carbs but my bike is COMPLETELY stock, even...
  2. Technical Discussion
    I have a 2002 Honda Shadow ACE 750 with cobra straight pipes with no baffles, stock air filter, and I just upgraded added a stage 1 dyno jet kit and followed the directions on the box. When I started it back up it ran badly and popped when I decelerated at lower speeds. I ended up backing out...