YCF Bigy 150 (Crankshaft & Piston)
| Ref.No. | Part No. | Description | Quantity |
| 1 | 242J000 | Crankshaft & Connecting Rod | 1 |
| 2 | 208J013 | Piston Ring Set | 1 |
| 3 | 2081J014 | Piston | 1 |
| 4 | 208J012 | Piston Pin | 1 |
| 5 | D00J011 | Cirelip,Piston Pin | 2 |
| 6 | 242J025 | Connecting Rod | 1 |
| 7 | 242J005 | Crankshaft,RH | 1 |
| 8 | 242J006 | Crankshaft,LH | 1 |
| 9 | D00J007 | Pin,Crankshaft | 1 |
| 10 | E04J002 | Drive Sprocket,Timing(16T) | 1 |
| 11 | D00J001 | Woodruff Key | 1 |
| 12 | 2766304 | Bearing 6304 | 2 |
| 13 | A00J008 | Bearing | 1 |
| 14 | 208J009 | Piston Ring(I) | 1 |
| 15 | 208J010 | Piston Ring(II) | 1 |
| 16 | 208J015 | Oil ring,3-piece | 1 |
| 17 | E04E033 | Oil pump Driving Gear | 1 |
| 18 | 242-13-18 | Set pin | 1 |
