KOSO NORTH AMERICA Valve Head Kit - Big Bore - Grom SEE TECH MB623003 Corsair-X Kiyonari Helmet Prechargers are designed to custom

Prechargers are designed to custom fit the filters listed (find filter number in application charts) or choose universal sizes as listed

The stock upper shock mount will not allow you to do

Suitable for brake discs up to 275 mm diameterEasy to install

This mount is available in chrome only

KOSO NORTH AMERICA Valve Head Kit - Big Bore - Grom SEE TECH MB623003 Corsair-X Kiyonari Helmet Prechargers are designed to customIdeal engine part to complete Koso's big bore kit Unique four valve design increases air flow and performance Provides more power and torque Features a forged piston, stainless steel 24 mm intake valves and 20 mm exhaust valves