305
GEARCASE
GEARCASE TYPES
12
GEARCASE TYPES
Outboard Model Housing Type Comparative Information Gear Ratio
V4 20 in. “S”
Similar
Housings
standard gearset 13:26 (.500)
V4 20 in. “S2”
unique shafts, “large” gearset 13:26 (.500)
V4 25 in
“O”
special gear ratio, uses V6 style prop 12:27 (.444)
V6 20 in.
standard gearset
14:26 (.538)
V6 20 in.
“L”
Unique
Housing
high speed profile, standard gearset
V6 25 in.
“M”
standard gearset 13:24 (.542)
V6 25 in Counter Rotation
“CR” shafts, bearings and gearset
13:24 (.542)