Parts Diagram | ## | Part # | Description | Qty | Notes |
| 1 | 5033901 | Cam shaft, intake - 90HP | 1 | |
1 | 5033660 | Cam shaft, intake - 115HP | 1 | |
2 | 5033902 | Cam shaft, exhaust - 90HP | 1 | |
2 | 5033661 | Cam shaft, exhaust - 115HP | 1 | |
3 | 5033669 | Tapered | 16 | |
4 | 5033670 | Shim, tapered T2.18MM | 1 | |
4 | 5033671 | Shim, tapered T2.20MM | 1 | |
4 | 5033672 | Shim, tapered T2.23MM | 1 | |
4 | 5033673 | Shim, tapered T2.25MM | 1 | |
4 | 5033674 | Shim, tapered T2.28MM | 1 | |
4 | 5033675 | Shim, tapered T2.30MM | 1 | |
4 | 5033676 | Shim, tapered T2.33MM | 1 | |
4 | 5033677 | Shim, tapered T2.35MM | 1 | |
4 | 5033678 | Shim, tapered T2.38MM | 1 | |
4 | 5033679 | Shim, tapered T2.40MM | 1 | |
4 | 5033681 | Shim, tapered T2.43MM | 1 | |
4 | 5033682 | Shim, tapered T2.45MM | 1 | |
4 | 5033683 | Shim, tapered T2.48MM | 1 | |
4 | 5033684 | Shim, tapered T2.50MM | 1 | |
4 | 5033685 | Shim, tapered T2.53MM | 1 | |
4 | 5033686 | Shim, tapered T2.55MM | 1 | |
4 | 5033874 | Shim, tapered T2.58MM | 1 | |
4 | 5033875 | Shim, tapered T2.60MM | 1 | |
4 | 5033876 | Shim, tapered T2.63MM | 1 | |
4 | 5033877 | Shim, tapered T2.65MM | 1 | |
4 | 5033878 | Shim, tapered T2.68MM | 1 | |
4 | 5033879 | Shim, tapered T2.70MM | 1 | |
4 | 5033880 | Shim, tapered T2.73MM | 1 | |
4 | 5033881 | Shim, tapered T2.75MM | 1 | |
4 | 5033882 | Shim, tapered T2.78MM | 1 | |
4 | 5033883 | Shim, tapered T2.80MM | 1 | |
4 | 5033884 | Shim, tapered T2.83MM | 1 | |
4 | 5033885 | Shim, tapered T2.85MM | 1 | |
4 | 5033886 | Shim, tapered T2.88MM | 1 | |
4 | 5033887 | Shim, tapered T2.90MM | 1 | |
4 | 5033888 | Shim, tapered T2.93MM | 1 | |
4 | 5033889 | Shim, tapered T2.95MM | 1 | |
4 | 5033890 | Shim, tapered T2.98MM | 1 | |
4 | 5033891 | Shim, tapered T3.00MM | 1 | |
4 | 5033892 | Shim, tapered T3.03MM. optional | 1 | |
4 | 5033893 | Shim, tapered T3.05MM. optional | 1 | |
4 | 5033894 | Shim, tapered T3.08MM. optional | 1 | |
4 | 5033895 | Shim, tapered T3.10MM. optional | 1 | |
4 | 5033896 | Shim, tapered T3.13MM. optional | 1 | |
5 | 5033897 | Valve, intake | 8 | |
6 | 5033898 | Valve, exhaust | 8 | |
7 | 5033899 | Spring, valve | 16 | |
8 | 5033900 | Retainer, valve spring | 16 | |
9 | 5033687 | Cotter, valve | 32 | |
10 | 5031959 | Seat, valve spring | 16 | |
11 | 5033614 | Seal, valve stem | 16 | |