Graves motorsports ninja ex400 smog block off plates X-Seat Note: The clamp might be

Note: The clamp might be broken by "over torque" in mounting

Chest and back patches

Replaces the following Polaris OEM part numbers: 3211196 / 3211180 / 3211172 / 3211149 / 3211148 / 3211142 / 3211196

PISTON SIZE：4Piston Φ34/Φ30 (Aluminum with Kashima coating)

Graves motorsports ninja ex400 smog block off plates X-Seat Note: The clamp might beGraves Motorsports Smog Block Off Plate for Kawasaki Ninja EX400. 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: Kawasaki Ninja EX400 2018 + The air induction system (AIS) burns unburned exhaust gases by