1982 Ski-Doo Shop Manual, Page 134Get this manual

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SECTION 02 ENGINE SUB-SECTION 07 (640 ENGINE TYPE)
NOTE: Torque each cylinder head individually

Torque cylinder head
PIN 420876 170

nuts to 22 N-m (16 ft-Ibsl

• • 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