S Stage Big Bore Kit 181cc
It is a big bore kit which enables you to increase the engine displacement volume from 124cc to 181cc by changing the cylinder and piston.
By installing it along with FI CON2 (injection controller), you can enjoy powerful output characteristics unlike the ones of OEM parts.
Cylinder adopts ceramic plated aluminum cylinder which excels at airtightness, durability, and heat dissipation.
The surface of the cylinder is coated with black painting like OEM part.
The cylinder body has an oil extracting outlet for the oil cooler. We recommend the use of separately sold SP TAKEGAWA Oil Cooler Kit.
The piston included in the kit is standard specification of high octane gasoline specification.
Adopts casting piston.
Compression ratio: 11.0:1 Bore diameter: 63mm Stroke: 57.9mm(OEM)
Takegawa 181cc Hyper S Stage Combo Kit MSX