| KEY | IMAGE | DESCRIPTION | MANUFACTURER'S PART NUMBER | Quantity Required |
|---|---|---|---|---|
| 1 |  | CRANK ASSEMBLY | 525-11400-00 | 1 |
| 2 | | CRANK (L/H) | 525-11412-00 | 1 |
| 3 | | CRANK (R/H) | 525-11422-00 | 1 |
| 4 |  | CON-ROD | 248-11651-01 | 1 |
| 5 | | CRANK PIN | 525-11681-00 | 1 |
| 6 |  | CON-ROD BIG END BEARING | 93310-42231 | 1 |
| 7 |  | WASHER | 90209-22071 | 2 |
| 8 |  | PISTON (65.96 MM STD) | 443-11631-03-96 | 1 |
| 8 | | PISTON (65.98 MM STD) | 443-11631-03-98 | 1 |
| 8 |  | PISTON (66.25 MM 1ST O/S) | 443-11635-03 | 1 |
| 8 | | PISTON (66.50 MM 2ND O/S) | 443-11636-03 | 1 |
| 8 |  | PISTON (66.75 MM 3RD O/S) | 443-11637-03 | 1 |
| 8 | | PISTON (67.00 MM 4TH O/S) | 443-11638-03 | 1 |
| 9 |  | PISTON RING SET (STD) | 443-11610-00 | 1 |
| 9 |  | PISTON RING SET (1ST O/S) | 443-11610-10 | 1 |
| 9 |  | PISTON RING SET (2ND O/S) | 443-11610-20 | 1 |
| 9 |  | PISTON RING SET (3RD O/S) | 443-11610-30 | 1 |
| 9 |  | PISTON RING SET (4TH O/S) | 443-11610-40 | 1 |
| 10 |  | CON-ROD SMALL END BEARING | 93310-21679 | 1 |
| 11 |  | PISTON PIN | 251-11633-00 | 1 |
| 12 |  | CIRCLIP (137-11634-00 17 SPECIAL) | 93450-17025 | 2 |
| 13 |  | CRANK SHIM (25.5-35-0.3) | 132-11561-00-03 | 1 |
| 13 |  | CRANK SHIM (25.5-35-0.5) | 132-11561-00-05 | 1 |
| 14 |  | BEARING (6205) | 93306-20517 | 1 |
| 15 |  | OIL SEAL (SD-25-40-8) | 93102-25061 | 1 |
| 16 |  | WASHER (12.2-22-3.2) | 90201-12535 | 1 |
| 17 |  | SPRING WASHER | 92901-12100 | 1 |
| 18 |  | LOCKING NUT | 90170-12181 | 1 |
| 19 |  | CRANK SHIM (20-30-0.3) | 136-11561-00-03 | 1 |
| 19 |  | CRANK SHIM (20-30-0.4) | 136-11561-00-04 | 1 |
| 19 |  | CRANK SHIM (20-30-0.5) | 136-11561-00-05 | 1 |
| 19 |  | CRANK SHIM (20-30-0.6) | 136-11561-00-06 | 1 |
| 19 |  | CRANK SHIM (20-30-0.7) | 136-11561-00-07 | 1 |
| 20 |  | BEARING (6304) | 93306-30405 | 1 |
| 21 |  | OIL SEAL (SW-28-40-8) | 93103-28011 | 1 |
| 22 |  | O-RING (A-1. 2-17. 6) | 93210-18023 | 1 |
| 23 |  | DISTANCE COLLAR (22-28-18.5) | 90387-20488 | 1 |
| 24 | | PRIMARY DRIVE GEAR (19T) | 525-16111-00 | 1 |
| 25 |  | STRAIGHT KEY (353-11546-00) | 90282-05005 | 1 |
| 26 |  | WASHER (164-16119-00) | 90208-12015 | 1 |
| 27 |  | NUT (353-16144-00) | 90179-12044 | 1 |
| 28 |  | WOODRUFF KEY | 90280-05013 | 1 |
| ALTERNATIVE PARTS | ||||
| 29 | | PISTON ASSEMBLY (STD) | 443-11630-00 | 1 |
| 29 | | PISTON ASSEMBLY (1ST O/S) | 443-11630-10 | 1 |
| 29 | | PISTON ASSEMBLY (2ND O/S) | 443-11630-20 | 1 |
| 29 | | PISTON ASSEMBLY (3RD O/S) | 443-11630-30 | 1 |
| 29 | | PISTON ASSEMBLY (4TH O/S) | 443-11630-40 | 1 |
| 30 | | CONNECTING ROD ASSEMBLY | 525-11650-00 | 1 |