[S-Stage No Camshaft]

[S-stage with camshaft]

Product Description

The S-stage bore up kit can be turned into 81cc by simply using the normal cylinder head and replacing the cylinder and piston.

Changes from a normal engine from 50cc to 81cc and equipped with SP Takekawa sports camshaft and FI Con 2 (injection controller) for improved output performance and torque-full run.
In addition, by attaching the SP Takegawa muffler simultaneously to improve the output performance.
Bore Diameter: 1.9 inches (48.5 mm) (normal 37.8 mm) (compression ratio) 11.3:1

■ S Stage Bore Up Kit 81cc
A basic kit for S-stage
Bore up cylinder, piston kit, sport camshaft, and gaskets

■Sports camshaft
Draws out normal cylinder head performance and improves engine output

Indications

When installing this product, please make sure to install the SP Takekawa FI Con 2 (Injection Controller) (sold separately) and correct fuel increments.
Using bore up engines without FI CON 2 may cause failure.
Also, please do not use it with other companies.
FI CON 2 (Injection Controller) for AA04 and AA09 are different. Please check your vehicle before purchasing.

FICON 2 for Super Cub 50 (AA04) Model Number: 05-04-0008
FICON 2 for Super Cub 50 (AA09) Model Number: 05-04-0041

From the Manufacturer

We strive to develop products that will surprise and impress your motorcycle.

We develop, manufacture and sell custom motorcycle parts.

Using inherited technologies in engine development, we incorporate new technologies to provide custom parts to meet the ever-changing needs of the two-wheel industry.

It has been highly rated by users all over the world for improved engine output as well as ensuring stability and durability.

We also have developed a number of custom parts such as steering dress up meter to enhance your custom image.