12mm Spark Plug Thread Dial Indicator
T.D.C. GAUGE FOR CHECKING TOP-DEAD-CENTER
CHECKS THE HIGHEST POINT OF THE PISTON TRAVEL STROKE
Designed for Air-Cooled Heads with Cooling Fins ;-}
If you are running a PVL ignition, you should have one of these in your toolbox !
(WILL ALSO WORK ON WATER-COOLED HEADS)
FREE PRIORITY MAIL U.S. SHIPPING if ordered online.