1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 198Get this manual
6-55 POWER UNIT SELECTION OF MAIN BEARING Whenever bearing requires replacement, select new bearing according to following procedure(1) First check journal diameterAs shown in figure, upper (flywheel side) crank web of No.1 cylinder has four (4) stamped code numeralsThe numerals (1& 3) represent the journal diameters shown belowNumeral stamped Journal diameter 44.994 45.000 mm (1.7714 1.7717 in 44.988 44.994 mm (1.7712 1.7714 in 44.982 44.988 mm (1.7709 1.7712 in
No.2 Journal code No.1 Journal code
Flywheel side