Mercury 30 Service Manual

POWERHEAD - 4-990-826148R2 MARCH 1997
CRANKSHAFT/PISTON/FLYWHEEL
R
E
F
.
TORQUE
R
E
F
.
NO.
QTY. DESCRIPTION lb. in. lb. ft. N·m
1 1 NUT (M16 x 1.5) 95 129
2 1 WASHER
3 1 FLYWHEEL (ELECTRIC) S/N-USA-0G590000/BEL-9973100 & ABOVE
4 1
FLYWHEEL (MANUAL)
3 1 FLYWHEEL(ELECTRIC)S/N-US-0G589999/BEL-9973099 & BELOW
4 1 FLYWHEEL (MANUAL)
5 1 CRANKSHAFT ASSEMBLY
6 1 GEAR ASSEMBLY (DRIVER)
7 2 KEY
8 1 BALL BEARING
9 1 RETAINING RING
10 1 ROLLER BEARING ASSEMBLY
11 1 OIL SEAL
12 1 BEARING ASSEMBLY--Center main
13 14 ROLLER
14 1 RING--Seal
15 2 CONNECTING ROD ASSEMBLY
16 4 SCREW (1/4--28) 192 16 21.7
17 2 ROLLER BEARING ASSEMBLY
18 58 NEEDLE ROLLER
19 4 THRUST WASHER
2 PISTON (STANDARD) S/N-USA-0G590000/BEL-9973100 & ABOVE
2
0
AR PISTON (.015 O.S.)
2
0
2 PISTON (STANDARD)S/N-USA-0G589999/BEL-9973099 & BELOW
AR PISTON (.015 O.S.)
21 4 RING--Lock
2
2
1 PISTON RING SET (STANDARD)
2
2
AR PISTON RING SET (.015 O.S.)

Mercury 30 Specifications

General

Horsepower	30 HP
Cylinders	3
Displacement	526 cc
Gear Shift	F-N-R
Fuel Induction System	Electronic Fuel Injection (EFI)
Shaft Length	20 in
Steering	Remote / Tiller