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reefguy
06-16-2004, 01:57 PM
for those of you that have a ys91 motor, when looking thru the exhaust port, is there a small square notch on the edge of the piston on the right side? the compression is fine, but just concerned, i will try to load a pic of it.

conrod
06-17-2004, 04:09 AM
no.

reefguy
06-21-2004, 09:49 PM
thanks,