NOS original Motobecane Piston early style - size H or J
NOS original Motobecane Piston early style - size H or J
 
  $59.99

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New old stock motobecane piston measuring about 39mm. these are the earlier style pistons that have the ring pin for GN and FG style rings. Post 1976 pistons are GI style rings.

These are size H or J (for 39.01 cylinders) still in their original packaging...wow!

38.99mm piston diameter
53mm crown to skirt
50.5mm top of piston (not including the crown) to piston skirt
22mm from center of wrist pin to top of piston (not including crown)
27.5mm from skirt to center of wrist pin

Motobecane part # 21248

  rate this moped part be the first!