Mercury OptiMax 250 Manual

DIRECT FUEL INJECTION
Page 3B-56
90-888438 JUNE 2002
Air Compressor End Cap/Crankshaft Removal and Reassembly
DISASSEMBLY
1. Remove flywheel cover.
2. Use 3/8-inch (9.5 mm) drive on belt tensioner arm to relieve belt tension, and remove
belt.
3. Remove the 6 bolts that retain the pulley to the pulley flange.
a
b
c
57784
a-Pulley retaining bolts (6)
b-Tensioner
c-3/8 (9.5 mm) square drive

Mercury OptiMax 250 Specifications

General

Engine Type	V6
Horsepower	250 hp
Gear Ratio	1.75:1
Starting System	Electric Start
Alternator	60 Amp
Shaft Length	20", 25"