Mercury 300R HD CMS Mechanical - Gearcase Identification

Gearcase Identification
Diameter
or Type
Identification
Features
Illustration
137 mm
(5.4 in.)
Water intake—
eight per side,
four torpedo low
water
L
L
64308
Left‑hand rotation
gearcase—LL
stamped on the
end of propeller
shaft
Sport
Master
Water intake—
three torpedo low
water
64532
L
L
Left‑hand rotation
gearcase—LL
stamped on the
end of propeller
shaft
GENERAL INFORMATION
20 eng