636 Kleen Air Mod with Power Commander

[tayto94]

Quote:

Originally Posted by old man roger like mentioned before, the air valve is ported to the exhaust so the ''expanding gas'' does have some where to go. Remember that having the clean air mod done is very important on the 636 if you are going to be stunting it. It will save you from blowing a rod out the front of your motor.

yep i get ya mate, putting it back in and gonna test coils now. think its dropping a coil , thats whats causing the dead spot