HEY GUYS, THANKS !!! Her is what I did and what happened so far...Quick fuel jet plates and metering block 70 in the center front 84 choke side and 88 throttle Rear 88 choke and 90 throttle blue cam...2.5 power valve stock 30 cc pump... air fuel mix is 1 1/2 to 1 3/4 turns Fires up runs idles got it warm and did hole shots in driveway No stumble No stall !!!! Im close Need to check timing and vacume . Thanks NICK