sled has even compression both sides at 115,getting spark on both sides, have checked reeds,main jets are good, have tried two different computers, disconnected all wiring to handlebars with no difference, pick up coil looks fine, sled will start but back fires when fired up. any suggestions...
i have a 2010 yamaha nytro with a alpine rear mount turbo i have replaced fuel controller rear boost tube elbow had the intercooler rewelded and checked the connections from the throttle boddies to the intercooler.i still am losing boost somewhere any ideas?