Graves motorsports yamaha r1 racing camshaft set 09-14 Track Markers the duct is open

the duct is open

more aggressive exhaust note Welded from mild steel

adding reinforcement where needed without increased weight or shell thickness

Special wait times apply when these parts go out of stock

5-inch high-flow core for superior performance Acoustical engineering developments allow an incredibly deep sound because of intense

Graves motorsports yamaha r1 racing camshaft set 09-14 Track Markers the duct is openGraves Motorsports Yamaha R1 Racing Camshaft Set 09 14 Graves Motorsports Yamaha R1 Racing Camshaft Set 09 14. These cams were developed by Graves Racing programs to compliment the new cross plane R1 engine. The cam profiles are setup to produce maximum power over the complete RPM range. THESE CAMS ARE A DROP IN AND DO NOT REQUIRE SPRINGS. Includes intake and exhaust. Instructions are included with purchase. Gains of 5 7 hp can be achieved with these