Parts list:
| № | Number | Qty | Name | Options |
|---|---|---|---|---|
| 1 | M44880 | 2 | Cap | |
| 2 | M49723 | 1 | Intake Valve | NLA; STD |
| 2 | AM32968 | 1 | Intake Valve | NLA; STD (ENGINE MARKED HSK40-55624V) |
| 2 | M49796 | 1 | Intake Valve | .792 MM (.0312") OS |
| 3 | AM35032 | 1 | EXHAUST VALVE | NLA; STD |
| 3 | AM35031 | 1 | EXHAUST VALVE | NLA; 0.792 MM (0.0312") OS |
| 3 | AM122344 | 1 | Exhaust Valve | NLA; STD (ENGINE MARKED HSSK40-55606T, HSSK50-67336P, HSK40-55624V, HSSK50-67283R) |
| 3 | AM122345 | 1 | Exhaust Valve | .792MM (.0312") OS, (NLA) (ENGINE MARKED HSSK40-55606T, HSSK40-55606U, HSSK50-67336P, HSK40-55624V, HSSK50-67283R) |
| 4 | M44879 | 2 | Spring | NLA |
| 5 | M44886 | 2 | CROP LIFTER | NLA |
| 6 | AM35945 | 1 | Camshaft | |
| 6 | AM125719 | 1 | Camshaft | (ENGINE MARKED HSK40-55624V) |
| 6 | M95179 | 1 | Camshaft | NLA |
| 6 | AM35945 | 1 | Camshaft | |
| 7 | PT15175 | 1 | Crankshaft | (ENGINE MARKED HSK40-55624V, HSSK40-55606P, HSSK40-55606R, HSSK40-55606S, HSSK40-55606T, HSSK40-55606U) |
| 7 | M138115 | 1 | Crankshaft | (ENGINE MARKED HSSK50-67395S) |
| 7 | PT9798 | 1 | Crankshaft | NLA (ENGINE MARKED HS50-67307J, HS50-67307K, HSSK50-67336L, HS50-67307M, HS50-67307N, HS50-67307P) |
| 7 | PT9798 | 1 | Crankshaft | (ENGINE MARKED HSSK50-67283N) |
| 8 | M81575 | 1 | Shaft Key | NLA |
