Honda BF115A, BF130A Outboard Motors Shop Manual., Page 405Get this manual
REVERS BEVEL GEAR SHIM (LCD and XCD types
Refer the engagement mark located the tab installation part of the gear case, and select the shim of the appropriate thickness from the selection accordinglyExample: When the engagement mark the gear case is 3, the appropriate shim thickness should be 0.55 (0.022 in)
Shim type table CASE
[I]Parts name
[3] Forward bevel gear shim A
[2] Thickness
0.10 (0.0039 in)
[4] Forward bevel gear shim I3 [51 Forward bevel gear shim C
[6] Forward bevel gear shim D