1987-2003 Yamaha YFZ350 Banshee supplementary service manual, Page 102Get this manual

1987-2003 Yamaha YFZ350 Banshee supplementary service manual, Page 102

SPARK PLUG INSPECTION1 HEADLIGHT BULB REPLACEMENT Standard Spark Plug: B8ES (N.G.K W24ES (NIPPONDENSO)
4Measure: Spark plug gap Out of specificationRegapUse wire gauge
Spark Plug Gap: 0.7 0.8 (0.028-0.032 in)
5Tighten: Spark plug

NOTE: Before installing spark plug, clean the gasket surface and plug surface
20 Nm (2.0 mokg, 14 ftalb) NOTE: If torque wrench is not available when you are installing spark plug, good estimate of the correct torque is 14 to 12 turns part finger tightHave the spark plug torqued the correct value as soon as possible with torque wrench

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