S07A JW5 S660
S07A(JW5) 軽量フロントプーリーKIT
Developed to give lighter and sportier engine characteristic. By reducing the overall weight (and inertia) of the pulleys, and by modifying the pulley ratio to take advantage of the more sporty use, the burden on the engine is reduced helping to improve acceleration performance.

Crank pulley weight: approx. 600g (STD approx. 1700g)
ACG pulley weight: approx. 70g (STD approx. 200g)
*Enclosed ACG belt is a modified length.
A. 2 pieces structure
A good affinity material is used on the oil seal face of the crank pulley to reduce friction improving sealing and to reduce wear.

B. Duralumin A-7075
A hard base material is used the reduce wear increasing longevity of the pulleys and helping to prevent damage such as stone chips.

C. Red anodizing (Alumite)
These red anodized pulleys help to enhance the appearance of the engine bay.
Color variation
You can customize Light Weight Front Pulley KIT with special color with additional ¥5,000 when you order.
(Extra 3 weeks are required in production.)
S07A (JW5) Light Weight Front Pulley KIT
Parts No. 13810-JW5-HAC
Price ¥40,000
Remarks Including ACG belt (modified length)
CAUTION: This product is verified to produce enough power to the battery in most cases. But during idle condition, the amount of generated electricity could be less than required. When you idle for a while, please be careful not to use multiple electric devices at the same time such as the air conditioner, head lights, etc to keep enough charge to the battery.