CAN ANYONE GIVE ME ANY ADVICE ON HOW TO STOP MY ENGINE BLOWING NO.1 PISTON (TOP. I HAVE RE-JETTED THE TOP CARB AND RETARDED THE IGNITION BY 3 DEGREES, THE WATER PUMPS NEW, IM USING REGULAR UNLEADED FUEL, AND QUICK SILVER OIL. SHOULD I USE A PROP WITH LESS PITCH AS THE ENGINE WILL ONLY REV TO...
