Do you have access to Mitchell1 Prodemand? If you are willing to share user/password (we can pay), please get in contact with us ASAP (truly, it is urgent): email operation-charm [[at]] tuta.io or click to submit anonymously
Spark Plug
Spark plugThread size (diameter, pitch, length) mm 14, 1.25, 26.5
Spark plug gap mm (in) Standard 0.7 -- 0.8 (0.028 -- 0.031)
Tightening torque (Spark plug) 21 N.m (2.1 kgf-m, 15.5 ft-lb)