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Crankshaft Plain Bearing Sizes

Russell ROURKE

Active Member
Messages
2
Reaction score
1
Points
40
Boat Make
Yamaha
Year
2007
Boat Model
AR
Boat Length
23
Hi, I have an AR230HO SXT 1100 (Year 2007). From the service manual, I have figured out how to determine the correct bearing size. Take the J1 number from the crankcase and subtract the J1 number from the Crankshaft web and rerepeat for J2 through to J5. My crankcase numbers are 3 0 0 2 2 and Crankcase Web numbers are 2 3 2 2 1. Doing the maths gives me:

1 -3 -2 0 1

There are only bearing sizes 1, 2, 3, 4 & 5. No "0's" or -ve numbers.

Any thoughts would be appreciated.
 
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