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84 RM 250 E Ground UP Full Restoration
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04-17-2018, 12:07 AM
gasgasxc
Senior Member
Join Date: Mar 2015
Posts: 277
Can you get a close up shot of the top of the piston.Any numbers stamped in it?
If that's a legit service manual then everything you need to know is in it.
Should give you the numbers for the bore and how to check that the bore is true and in spec
gasgasxc
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