Parts Diagram | ## | Part # | Description | Qty | Notes |
| 1 | 0446051 | Piston assembly, standard | 2 | |
1 | 0449510 | Piston assembly, 0.5MM o. s | 2 | |
2 | 0449500 | Ring set, standard | 1 | |
2 | 0449509 | Ring set, 0.5MM o. s | 1 | |
3 | 0446055 | Retaining ring | 4 | |
4 | 0446024 | Valve, intake | 2 | |
5 | 0446184 | Washer, screw, cam shaft pulley | 1 | |
6 | 0446054 | Wrist pin | 2 | |
7 | 0445010 | Connecting rod assembly | 2 | |
8 | 0446105 | Washer | 4 | |
9 | 0446061 | Screw, rod cap | 2 | |
10 | 0446062 | Tab, locking | 2 | |
11 | 0446049 | Crank shaft | 1 | |
12 | 0446273 | Sleeve, lower | 1 | |
13 | 0446274 | O-ring, sleeve | 1 | |
14 | 0446025 | Arm assembly, rocker | 4 | |
15 | 0446050 | Bearing assembly, main | 4 | |
16 | 0446091 | Belt, drive | 1 | |
17 | 0445003 | Cam shaft assembly | 1 | |
18 | 0445002 | Cylinder head & seat assembly | 1 | |
20 | 0446097 | Key, crank shaft | 2 | |
21 | 0446017 | Screw, cylinder valve adjustment | 4 | |
22 | 0446031 | Gasket, oil pump to cylinder head | 1 | |
23 | 0446033 | Seal, oil, cam shaft | 1 | |
25 | 0446022 | Seat, valve spring | 4 | |
27 | 0446029 | Spring, shaft, rocker arm | 2 | |
29 | 0446020 | Keeper, valve | 8 | |
30 | 0446096 | Plate, lock, cam shaft pulley | 1 | |
31 | 0446095 | Nut, pulley to crank shaft | 1 | |
32 | 0446093 | Pulley, cam | 1 | |
33 | 0446094 | Guide, belt, pulley | 2 | |
34 | 0446041 | O-ring, oil pump to filter | 2 | |
35 | 0446337 | Key, pulley to cam shaft | 1 | |
36 | 0446018 | Nut, adjustment screw, rocker arm | 4 | |
37 | 0446092 | Pulley, belt drive, crank shaft | 1 | |
39 | 0446019 | Retainer, valve spring | 4 | |
40 | 0446099 | Screw, pulley to cam shaft | 1 | |
41 | 0446207 | Seal, crank shaft, lower | 1 | |
42 | 0446034 | Seal, valve | 4 | |
44 | 0446058 | Seal, crank shaft, upper | 1 | |
45 | 0446023 | Valve, exhaust | 2 | |
47 | 0446021 | Spring, valve | 4 | |
48 | 0445004 | Shaft, rocker arm | 1 | |
49 | 0446032 | Screw, oil filter to oil pump | 2 | |
50 | 0446041 | O-ring, oil pump outlet | 1 | |
51 | 0446032 | Screw, oil pump to cylinder head | 3 | |
52 | 0446027 | Spacer, rocker arm, short | 2 | |
53 | 0446028 | Spacer, rocker arm, long | 1 | |
0445012 | 0445012 | Oil filter assembly. not shown | 1 | |
54 | 0445013 | Filter & cover | 1 | |
55 | 0446063 | Housing, filter | 1 | |
56 | 0446209 | O-ring, cover to housing | 1 | |
57 | 0446210 | O-ring, filter to housing | 1 | |
58 | 0445005 | Pump assembly, oil | 1 | |
59 | 0446037 | Shaft, oil pump | 1 | |
60 | 0446040 | O-ring, cover to housing | 1 | |
61 | 0446043 | Screw, cover to housing | 2 | |
62 | 0446041 | O-ring, oil inlet | 1 | |