Yamaha YFM80T Owner's Manual page 261

a
a. Spark plug gap
a. Écartement des électrodes
a. Separación entre electrodos de la bujía
Standard spark plug:
CR7HS (NGK)
Before installing the spark plug, measure the
electrode gap with a wire thickness gauge and
adjust it to specification.
Spark plug gap:
0.6–0.7 mm
When installing the spark plug, always clean the
gasket surface and its mating surface. Wipe off
any grime from the threads and tighten it to the
specified torque.
Tightening torque:
Spark plug:
12.5 Nm (1.25 m0kgf)
8-25