What was found
PILOT EXPERIENCED POPPING, MISFIRING, AND POWER LOSS DURING TAKEOFF. AN UNSUCCESSFUL OFF AIRPORT LANDING MADE. AIRCRAFT FLIPPED OVER AND WAS SUBSTANTIALLY DAMAGED. INSPECTION REVEALED NR 8 CYLINDER CRACKED BETWEEN SPARK PLUG BOSSES AND DOWN TO BARREL ON BACK SIDE OF CYLINDER. AIRCRAFT HAD BEEN OPERATED SEVERAL TIMES DURING AG OPERATIONS ON THIS DAY. SMOH: 930.0 HRS.