Oddly for cheap aluminum bearings I get a hit from Israel made “King” main bearings that seem to offer the dimensions needed. I also see Glycols offered that I suspect are more tradition steel backed design.
Code: Select all
Quantity
1
6
Crankshaft Diameter
59.990 / 59.969mm
59.990 / 59.969mm
Housing Diameter
65.001 / 65.019mm
65.001 / 65.019mm
Max Wall Thickness
2.487mm
2.487mm
Max Length
30.020mm
24.000mm
FL O/S
29.92/29.87mm STD
Neither would drop in especially the thrust, but the non-thrust (6 sets!) show some promise of fitting the air cooled case bore and water cooled crankshaft.