ADAPT KIT FOR AIR-COOLED ENGINE TOOL

Includes extended thread adapter and dial indicator extension Allows water-cooled 2-stroke Timing Kit to be used on air cooled engines with 14 mm spark plugs Adapter kit does not allow two stroke timing kit to be installed on Yamaha RD two stroke twins when the engine is in the frame but does allow adapter kit with two stroke timing kit to work with engine out of frame