1999-07-12: Birddog 2, a Cessna 310, was 25 miles south of Thompson when the pilot reported an engine problem to FSS. He advised that he was shutting down the engine and returning. The city fire department was on hand as the a/c landed safely at 1648Z. OPI - Maintenance and Manufacturing UPDATE TSB reported that THE GOVERNMENT OF MANITOBA CESSNA 310, C-GKCE
, WAS ABOUT 35 NM SOUTH OF THOMPSON, MB, AT 6,000 FT WHEN
ENGINE BEGAN TO VIBRATE WITH
CORRESPONDING FLUCTUATIONS IN THE ENGINE INSTRUMENTS. THE PILOT SHUT
DOWN THE ENGINE, DECLARED AN EMERGENCY AND CONTINUED TO THOMPSON FOR LANDING. INFORMATION PROVIDED INDICATED THAT
THE CONNECTING ROD IN THE #5 CYLINDER BROKE AND PUNCTURED A HOLE
IN THE CRANKCASE. THE ENGINE WAS 10 HOURS OUT OF OVERHAUL. UPDATE M. & M. reported that further information revealed the number 5 connecting rod was broken in half, consequently it destroyed the forward 1/3 of the crankcase. The cylinders were still held on by the mounting bolts. The engine has now been shipped to the overhaul facility for inspection. The total time since overhaul was 2.9 hours. We are monitoring the tear down and will update when more info becomes available. An SDR will be submitted.