Mercury Optimax 150 User Manual

POWERHEAD
90-855347R1 JANUARY 1999 Page 4A-23
16. Remove crankshaft and place in powerhead stand as shown.
IMPORTANT: DO NOT remove crankshaft sealing rings from crankshaft, unless re-
placement of a sealing ring(s) is necessary. Usually, crankshaft sealing rings do
not require replacement, unless broken.
CAUTION
Safety glasses should be worn when removing or installing crankshaft sealing
rings.
17. Remove retaining ring as shown.
51850
a
b
a-Sealing Rings
b-Retaining Ring
18. Remove bearing race halves and roller bearings from crankshaft.
IMPORTANT: Keep same bearing races and roller bearings together.
51850
a
a
b
a-Bearing Race Halves
b-Roller Bearings

Mercury Optimax 150 Specifications

General

Horsepower	150 HP
Engine Type	V6
Alternator Output	60 amp / 756 watt
Starting	Electric
Steering	Remote
Displacement	2.5 L
Fuel Induction System	2-Stage Direct Fuel Injection (DFI)
Shaft Length	20", 25"
Dry Weight	431 lbs (20 in), 439 lbs (25 in)