11-04-2023, 09:13 PM
Some three bearing engines were modified to take Reliant crankshafts. Part of the mod is usually to drill down through the main oil gallery at an angle to provide a pressure oil feed from above the centre bearing, via the old centre cam bush feed. In this case you would most likely find the two splash feed oil supply jets blanked off. As Reckless suggests, a few clear pictures should quickly clear things up.