
Yanmar 3GM30 engine: information needed on rebuilding
Reaction score. 94. #4 · Apr 20, 2013. Our boat has a rebuilt 3gm30f. The previous owner had the old A4 removed and replaced with one. In all he had a rebuilt 3gm30f with it's associated parts, ie; fuel tank, wiring etc., a new transmission, driveshaft and stuffing box all replaced. Total cost was $12,000.