mdhc500 Posted August 13, 2008 Report Posted August 13, 2008 Ok... I will throw this one out there... My motor is an 06, stock all the way with about 10 hours on it. I have FMF pipes/silencers, I'm properly jetted at 270 mains, stock pilots, needle on the 3rd, and airscrews 1.5 out. I just tore it down a few weeks back to do some maintenance (bushings, bearings, some painting etc...) While it was apart I installed a Cool head with 19cc domes... When I got it back together I had the "Electrica Gremlin" as in my CDI box took a dump. I got that swapped out and wen to take it for a ride. It started right up on the first or second kick and idled great. I let it warm up a minute or two and started on my way and I lost all power and hear a cylinder drop. I looked back at the pipes and saw it was the right that had dropped. I headed back to the garage and thought maybe I fouled a plug. I swapped plugs and it had been setting for about 5-10 minutes and boom same thing. In troubleshooting this I swapped the plug wires from the coil back and fourth, ans still the right was dead. I swapped coils for one that I knew to be good with new plug wires and caps and same thing. If it sits for a while it will fire right up on both cylinders and it will die withing 3-6 minutes... While riding it home the second time it did pop back in and out running a time or two... There is no nasty white or black smoke, no oil or coolant coming out of the pipes, I am not loosing coolant from the radiator or coolant reservoir. My pickup coil gap is .018 between both magnets, and all of my electrical connections seem good. The choke tube is secured between the carbs, and the carbs are in sync. i never have them both off at the same time so the slides are not backward or swapped. My compression check after installing the cool head was between 150-152 psi, and I followed the correct torque procedures. The only other thin I did was add and in-line fuel filter between the tank and the carbs... Any thoughts? Quote
mdhc500 Posted August 13, 2008 Author Report Posted August 13, 2008 mods... can you delete this one... My computer some how created this again from my cache when I hit the back button on my mouse by accident... Quote
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