POWERHEAD
90-855347R1 JANUARY 1999 Page 4A-5
Cylinder Block and End Caps
TORQUE
.
NO.
QTY. DESCRIPTION lb-in lb-ft Nm.
1 1 CYLINDER BLOCK
2 6 STUD–powerhead (1-3/4 IN.)
2 STUD–powerhead (5-1/2 IN.)
2 STUD–powerhead (6-3/4 IN.)
4 2 DOWEL PIN–locating
5
2
DOWEL PIN (BEARING RACE)
6 2 GASKET–sealing
7 1 PIPE PLUG (1/2-14) Drive Tight
8 1 CHECK VALVE
9 1 CHECK VALVE
10 1 TUBING (19 IN.)
11 10 STA STRAP
12 2 FITTING (STRAIGHT)(STARBOARD - TOP/BOTTOM)
13 1 FITTING (ELBOW) (STARBOARD - CENTER)
14 3 FITTING (ELBOW) (PORT)
2 TUBING (16 IN.) (TOP/BOTTOM)
1 TUBING (20 IN.) (CENTER)
16 3 TUBING (24-1/2 IN.)
17 1 CONDUIT (7 IN.)
18 1 FITTING
19 1 TUBING (11-1/2 IN.)
20 1 CONNECTOR
21 6 STA-STRAP
22 8 SCREW (3/8-16 x 3-1/4) 37 50
23 6 SCREW (.312-18 x 1-1/4) 15 20
24 1 CAP
25 1 ADJUSTING SCREW (1/4-20 x 1-3/4)
26 1 JAM NUT
27
1
UPPER END CAP
28 1 O-RING
29 1 ROLLER BEARING
30 1 BEARING RACE
31 1 OIL SEAL
32 4 SCREW (5/16-18 x 1) 205 17 23
33
1
LOWER END CAP
34 1 O-RING (3-1/4 IN. I.D.)
35 2 OIL SEAL
36 4 SCREW (1/4-20 x 3/4) 80 9
37 4 LOCKWASHER
38 1 BRACKET
39 1 TPI LEVER
40 3 SCREW -Bracket to crankcase 70 8
41 6 BUSHING
42 3 GROMMET
43 1 THROTTLE POSITION SENSOR (INSIDE)
44 1 SPACER
45 1 THROTTLE POSITION SENSOR (OUTSIDE)
46 3 SCREW -TPS to bracket (#10-32 x 2-3/4 IN.) 15 1.7
47 1 THROTTLE LINK
48 1 PLUG-Serial Number
49 1 STA-STRAP-Oil Lines
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