| Ref | Part Number | Description |
|---|---|---|
| 1 | 503936601 | AIR PURGE BUBBLE Price: $9.99 |
| 1 | 57-9090 | RING Price: $5.22 |
| 2 | 537184901 | O-RING Price: $3.99 |
| 2 | 57-9130 | HUB-GOVERNOR CUP Price: $24.94 |
| 3 | 59-0450 | CUP-GOVERNOR Price: $34.87 |
| 4 | 57-9640 | BEARING Price: $5.57 |
| 5 | 57-8210 | DISCONTINUED Price: Call Us |
| 6 | 537184901 | O-RING Price: $3.99 |
| 6 | 57-8230 | WASHER-THRUST Price: $6.36 |
| 7 | 537110001 | CHOKE CONTROL Price: $4.99 |
| 7 | 59-0400 | PIN-CENTER Price: $19.71 |
| 8 | 57-9660 | KEY Price: $5.99 |
| 9 | 537110101 | SPACER WASHER Price: $4.99 |
| 9 | 82-0880 | CAMSHAFT Price: $727.00 |
| 10 | 82-0060 | CRANKSHAFT Price: $892.44 |
| 11 | 537300201 | PARTITION Price: $19.99 |
| 11 | 92-0941 | GEAR-CRANKSHAFT Price: $152.78 |
| 12 | 537229601 | SEAL Price: $7.99 |
| 12 | 57-8140 | DISCONTINUED Price: Call Us |
| 13 | 503200320 | SCREW Price: $3.99 |
| 13 | 57-9710 | RING Price: $4.76 |
| 14 | 503238802 | PIN Price: $3.99 |
| 15 | 544082002 | SCREW Price: $1.99 |
| 16 | 505283309 | HOSE CLAMP This part replaces 503560009. Price: $3.99 |
| 17 | 503958301 | PIPE Price: $17.99 |
| 22 | 537284601 | PIPE Price: $11.99 |
| 23 | 537165901 | GROMMET Price: $3.99 |
| 24 | 503958101 | FILTER HOLDER Price: $17.99 |
| 25 | 731711451 | NUT Price: $2.99 |
| 26 | 731231405 | NUT M6M M5 Price: $2.99 |
| 28 | 505198501 | FILTER COVER ASSY This part replaces 537307602. Price: $14.99 |
| 29 | 537213212 | HANDLE AIR FILTER COVER Price: $4.99 |
| 33 | 503200320 | SCREW Price: $3.99 |
| 34 | 537141301 | SCREW DRIVER GUIDE Price: $4.99 |
| 36 | 537229603 | SEAL Price: $4.99 |