Motobecane torque specs

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Here are some torque specifications for Motobecane AV7, AV10 and Isodyne engines according to the Motobecane manuals.

Foot Pounds:

  • Novi nut: 30-36 ft-lb
  • Cylinder head nuts: 11 – 13 ft-lb
  • SparkPlug: 18 ft-lb
  • Carter assembling bolts: 9-11 ft-lb
  • Variator nut: 18 ft-lb
  • Stator securing bolt: 9 ft-lb
  • Clutch nut: 13 ft-lb
  • Inlet pipe setscrew: 9 ft-lb
  • Engine upper Flexibloc bolt: 27 ft-lb
  • Engine rear Flexibloc bolt: 27 ft-lb

Newton Meters:

  • Novi nut: 40.7-48.8 Nm
  • Cylinder head nuts: 14.9 – 17.6 Nm
  • SparkPlug: 24.4 Nm
  • Carter assembling bolts: 12.2-14.9 Nm
  • Variator nut: 24.4 Nm
  • Stator securing bolt: 12.2 Nm
  • Clutch nut: 17.6 Nm
  • Inlet pipe setscrew: 12.2 Nm
  • Engine upper Flexibloc bolt: 36.6 Nm
  • Engine rear Flexibloc bolt: 36.6 Nm

Always use an antisieze compound on threads of any fastener that attaches directly to an aluminium case specially the upper carter bolts, exhaust big nut and spark plug.