Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 228Get this manual

Mercury Mercruiser GM V-8 305 CID / 350 CID Engines Service Manual., Page 228

Quality of the image is intentionally reduced!

5.0l305 cid5.7l350 cid ENGINES

Replacement
NOTE: Main bearings may be replaced with or without removing crankshaft

Main Bearing InsertsLower Bearing InsertUpper Bearing