2008 Yamaha Rhino YXR70FX Factory Service Manual, Page 92Get this manual
CHECKING THE IGNITION TIMING EBS00058
CHECKING THE IGNITION TIMING TIP: Throttle cable free play should be adjusted properly before checking the ignition timing1Remove: seats rear console Refer to "SEATS, REAR CONSOLE AND INSTRUMENT PANELS" in chapter fuel tank Refer to "FUEL PUMP AND FUEL TANK" in chapter 62Attach: tachometer timing light (to spark plug lead) Digital tachometer 90890-06760, YU-39951-B Timing light 90890-03141 Inductive clamp timing light YU-03141