I'm almost certain they are an M6 1.0 pitch.I recently had to heli-coil one.If you cannot find a replacement
http://www.donandroys.com/fiche_sec...ry=MOTORCYCLES&make=HONDA&year=1979&fveh=3397
you could use a good quality high tensile bolt and chop it to suit.They aren't supposed to take a massive amount of torque.
http://www.donandroys.com/fiche_sec...ry=MOTORCYCLES&make=HONDA&year=1979&fveh=3397
you could use a good quality high tensile bolt and chop it to suit.They aren't supposed to take a massive amount of torque.