Designed to set ignition timing correctly and to inspect the water cooling system on two-stroke engines. The set includes one dial indicator gauge of 1 1/2” (38 mm). Includes:

• 2 touch bars (long and short length)

• 2 hexagonal shank dial gauge holders (extension adapter)

• 3 spark plug adapter nuts: M14xP1.25/M12xP1.25/M10xP1.00