thanks for all the help guys,Ive been messing with it a little bit this afternoon, both cylinders are firing I can get it set to were it fires up nice and runs nice just after about 20 seconds wide open the rpms start dropping till it dies, the compresion isnt the greatest,is there still parts available for this engine to do a rebuild? also its not an airbleed it has the lowend screw through the carb,thanks Patrick