Graves Motorsports Yamaha R1 09-13 Left Side Engine Case Cover (Black). Graves Motorsports CNC'ed billet aluminum generator engine cover. Adds protection and style to your Yamaha R1 sport bike.
Billet aluminum engine covers are now being mandated by many racing organizations across the USA (AMA + MRA + CCS + WERA + AFM, etc). Graves Motorsports Engine Covers are designed to help guard against leaks caused by grind through thus preventing crashes and delays from spilled oil. When protection matters, trust only Graves Motorsports Engine Covers!