Brown; Green; White - Yamaha RS90RK Service Manual

Hide thumbs Also See for RS90RK:

• Big end bearings (P1 ~ P3)

• The numbers È stamped into the crankshaft web

and the numbers 1 on the connecting rods are

used to determine the replacement big end bear-

• "P1" ~ "P3" refer to the bearings shown in the

crankshaft illustration.

Selection of bearings:

• For example, if the connecting rod "P1" and the

crankshaft web "P1" numbers are "5" and "1"

respectively, then the bearing size for "P1" is:

Bearing size for "P1":

"P 1" (connecting rod) – "P1" (crankshaft

web) – 1 = 5 – 1 – 1 = 3 (brown)

BIG END BEARING COLOR CODE

16. Inspect:

• Crankcase:

Cracks/damage → Replace.

• Thoroughly wash the crankcase halves in a mild

• Thoroughly clean all the gasket surfaces and

crankcase mating surfaces.

• Oil delivery passages

Obstruction → Blow out with compressed air.

17. Inspect:

Clean and lubricate the bearings, then rotate

the inner race with your finger.

Rough movement → Replace.

18. Inspect:

Damage/wear → Replace.

brown

Rsg90k Rst90tfk Rs90k Rs90mk Rst90k