With plug thread M12 x 1.25. Turn the piston slowly against the stopper, then loosen the nut with slowly increasing force. JMP piston blocking tool. The engine is blocked via the piston to loosen the nut on the crankshaft.
JMP Piston Locking Tool Spark Plug M14 X 1.25
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Piston Locking Tool Spark Plug M12 X 1.25 Fits MUZ Saxon Country 1992-1997
Piston Locking Tool Spark Plug M12 X 1.25 Fits Harley FXDXT 1450 2001-2003
Piston Locking Tool Spark Plug M12 X 1.25 Fits Harley FLTRXSE2 1800 2013
Piston Locking Tool Spark Plug M12 X 1.25 Fits Buell XB12SX 1200 2010
