Graves motorsports honda CRF 450L, RL + X 19-23 smog block off plate AB026 Crankcase Breather/Support Bracket Kit — Crankcase Breather/Support Bracket Kit Feature Viton® (not neoprene) needles

Feature Viton® (not neoprene) needles

Mufflers sold separately

00 MM thick wall high heat grade Titanium tubing used on our Superbikes

Stepped 1 3/4” to 1 7/8” headpipes

Represents the first step in the tuning process

Graves motorsports honda CRF 450L, RL + X 19-23 smog block off plate AB026 Crankcase Breather/Support Bracket Kit — Crankcase Breather/Support Bracket Kit Feature Viton® (not neoprene) needlesGraves Motorsports Smog Block Off Plate for Honda CRF 450L, CRF 450RL and CRF 450X 2019 2022. Graves Motorsports Smog Block Off Plates are designed to seal off the ports on the valve cover used by the air injection system (a. k. a smog pumps or AIS). Sold as 1 plate shown. This product is intended for closed course competition use only. Use of this product for any other purpose is strictly prohibited. Fitment: Honda CRF 450L, CRF 450RL and CRF 450X