Page 30 - Mercury Service Tool Guide (2021) - 8M0174458
P. 30
BRAVO STERNDRIVE
RETAINING TOOL GEAR LASH FLAG TOOL - 27/29
91-805381 91-8M0126990
Used to hold the bearings and the lower driveshaft while checking backlash on Aids in checking the gear lash for 27/29 tooth gears in the drivshaft housing.
pre‑2000 lower units with smaller diameter driveshaft.
GEAR LASH FLAG TOOL - 23/30
SEAL DRIVER TOOL
91-865082 BRAVO STERNDRIVE
91-865050 Aids in checking the gear lash for 23/30 tooth gears in the driveshaft housing.
Aids in the removal and installation fo the U‑Joint oil seal of the bearing retainer
nut. STUB SHAFT TOOL
GEAR LASH FLAG TOOL - 16/19
91-865083
Replaces the U‑Joint assembly during the shimming process of the driveshaft
91-865116 housing.
Aids in checking the gear lash for 16/19 tooth gears in the driveshaft housing. Bravo X Series
GEAR LASH FLAG TOOL - 27/37 STUB SHAFT TOOL
91-865080 91-865084
Aids in checking the gear lash for 27/37 tooth gears in the driveshaft housing. Replaces the U‑Joint assembly during the shimming process of the driveshaft
housing.
Standard Bravo
Mercury Service Tool Guide 23

