Graves Motorsports video series part 2, showcasing a Yamaha R6 engine disassembly. This engine is being built by Josh Herrin’s AMA crew chief Gary Dean on the way to becoming a pro level Daytona Sportbike engine. See separate youtube listing in 3D format. Graves Motorsports technically supports the motorcycle racing community and these exact spec Yamaha R6 engines can be found on Gravesport.com.