Graves motorsports smog block off plates for the yamaha yzf-r3 Universal Heat Shield Constructed from USA grade 7075

Constructed from USA grade 7075 and 6061 billet aluminum

High Load Fuel Maps (PC5 map importing)

Rev-Limiter Control

Wire Clutch Perch Kit Standard Clamp with the Lever Ratio: 28/30mm

Graves motorsports smog block off plates for the yamaha yzf-r3 Universal Heat Shield Constructed from USA grade 7075Graves Motorsports Smog Block Off Plate for Yamaha YZF R3. The Graves Motorsports Smog Block Off Plate is designed to seal off the port on the valve cover used by the air injection system (a. k. a smog pumps or AIS). This product is intended for closed course competition use only. Use of this product for any other purpose is strictly prohibited. Fitment: Yamaha R3 2015 2017 The air induction system (AIS) burns unburned exhaust gases by injecting fresh