| Ref# | PartInfo | 
|---|
                
| 1 | 0691-954 | 
|  | Piston 
 | 
| 1 | 0691-927 | 
|  | Piston (+.25 mm)(Optional) 
 | 
| 1 | 0691-928 | 
|  | Piston (+.50 mm)(Optional) 
 | 
| 2 | 0691-592 | 
|  | RING SET, PISTON (STD) 
 | 
| 2 | 0691-960 | 
|  | Ring Set (+.25 mm)(Optional) 
 | 
| 2 | 0691-961 | 
|  | Ring Set (+.50 mm)(Optional) 
 | 
| 3 | 0691-980 | 
|  | Pin, Piston 
 | 
| 4 | 0691-596 | 
|  | Bearing 
 | 
| 5 | 0691-962 | 
|  | Circlip 
 | 
| 6 | 0691-597 | 
|  | Crankshaft - Assembly (inc. 7-11) 
 | 
| 7 | 0691-598 | 
|  | Connecting Rod 
 | 
| 8 | 0691-963 | 
|  | Pin, Crank 
 | 
| 9 | 0691-982 | 
|  | Crankshaft - Right 
 | 
| 10 | 0691-983 | 
|  | Crankshaft - Left 
 | 
| 11 | 3006-703 | 
|  | BEARING,PIST & CRANK-NEEDLE ROLLER 
 | 
| 12 | 0691-602 | 
|  | Seal, Oil 
 | 
| 13 | 0691-603 | 
|  | Bearing 
 | 
| 14 | 0691-964 | 
|  | Bracket, Centrifugal Arm (inc. 15) 
 | 
| 15 | 0691-605 | 
|  | Arm, Centrifugal 
 | 
| 16 | 0691-606 | 
|  | Screw, Machine 
 | 
| 17 | 0691-607 | 
|  | Collar, Governor 
 | 
| 18 | 0691-608 | 
|  | Shaft, Throttle Return 
 | 
| 19 | 0691-609 | 
|  | Plate, Sifter 
 | 
| 20 | 3004-422 | 
|  | Screw Set 
 | 
| 21 | 0691-611 | 
|  | Seal, Oil 
 |