→ Material: aluminium alloy or as u need → Color :silver or as you request → Ignition method: CDI → Cylinder:1 cylinder → Stroke:4 strokes → Displacement:150cc → Cylinder bore: 62.0mm → Cold style: single cylinder air cooling → Surface hardness: HRC58-62 → Piston size: STD, STD+,STD++,+0.25,+0.50,+0.75,+1.00,+1.50,+2.00 → Piston ring structure: combination rings |