SELVA MARINE Blue Whale 250 EFI Service Manual page 202

LOWR
4. Install the reverse gear 7 and original
shim(s) 8 into the propeller shaft hous-
ing using a press.
NOTE:
• Be sure to select the reverse gear shim(s) if
replacing the propeller shaft housing, lower
case, or ball bearing. Select the propeller
shaft shim if replacing the reverse gear.
• To select the shims, see "Shimming (regu-
lar rotation model)."
• After installing the reverse gear and
shim(s), check that the reverse gear rotates
smoothly.
Bearing outer race attachment 9:
90890-06622
6-11
Lower unit
6P23H11