Help! Xr500r 1982 Torque Specs


6 replies to this topic
  • poliveira1

Posted November 27, 2007 - 04:12 AM

#1

Hi,
I've been looking on the internet for a couple of weeks now and can't find the cylinder head torque specs for 82 XR500R. Does anybody have them.
Also looking for piston to bore clrearance as I'm re-boring to an oversize piston.

Many thanks
Paul

  • Owyhee

Posted November 27, 2007 - 06:48 AM

#2

If you don't get an answer here you should repost this in the vintage forum.

"O"

  • cleonard

Posted November 27, 2007 - 09:34 AM

#3

I've got a book at home. If no one else posts it, I do it in about 8 hours.

Visit the ThumperTalk Store for the lowest prices on motorcycle / ATV parts and accessories - Guaranteed
  • Horri

Posted November 27, 2007 - 12:00 PM

#4

I've been looking on the internet for a couple of weeks now and can't find the cylinder head torque specs for 82 XR500R. Does anybody have them.
Also looking for piston to bore clrearance as I'm re-boring to an oversize piston.

The 82 is the non RFVC engine So assuming that,,,,

Cylinder head bolts torque is 7-10 ft/lbs.Cylinder head nuts are 16-20ft/lbs Piston to cylinder clearance is 0.0004" -0 .0006", wear limit is 0.004". Piston ring end gaps, Top/2nd 0.0116" - 0.0197"

Thats from my Haynes manual.

  • poliveira1

Posted November 27, 2007 - 08:37 PM

#5

Thankyou very much for your help on this, yes it's the non RFVC engine. I forgort to ask but if you have the tappet clearence's would greatly appreciate them.
Once again thanks very much.
Paul

  • cleonard

Posted November 28, 2007 - 08:09 AM

#6

Thankyou very much for your help on this, yes it's the non RFVC engine. I forgort to ask but if you have the tappet clearence's would greatly appreciate them.
Once again thanks very much.
Paul


My Clymer manual says

intake .05mm
exhaust .10mm

  • poliveira1

Posted November 28, 2007 - 08:46 PM

#7

Many thanks for all your help.
Cheers





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