2000 Yamaha YFM400FWA(M) Factory Service workshop Manual, Page 319Get this manual

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IGNITION SYSTEM Spark plug gap: 0.60.7 mm (0.020.03 in) CORRECT For CDN 4.Ignition spark gap

The ignition system is not faulty
For GB, F, CH, Oceania 4.Ignition spark gap

• • TGB
  • Arctic Cat
  • Bombardier
  • Can Am
  • Honda
  • John Deer
  • Kawasaki
  • Polaris
  • Suzuki
  • Yamaha
• • Kawasaki
• • Chrysler
  • Honda
  • Johnson Evinrude
  • Mercury
  • Suzuki
  • Tohatsu
  • Yamaha
• • Honda
  • Polaris
  • Sea Doo
  • Yamaha
• • Arctic Cat
  • Polaris
  • Ski Doo
  • Yamaha
• • Chrysler
  • Mercury
  • OMC
  • Volvo