A complete kit that includes a high camshaft necessary for mounting the LIGHT bore up kit, I-MAP that controls the amount of fuel injection, etc. Realizes engine characteristics with plenty of torque.
In order to demonstrate stable performance, it is necessary to replace the muffler separately.
 
○Aluminum cast iron sleeve cylinder
○Displacement: 181cc
　Bore diameter: φ63
　Stroke: 57.9mm
○Piston: Casting (3R) specifications
○Compression ratio: 11.1:1 (normal: 9.3:1)
○I-MAP injection controller included
○O2 sensor Feedback canceller included
○Unleaded premium gasoline specification
*Because it exceeds 125cc, it cannot be used on general public roads.
*Separately our super oil cooler KIT is required.