robosnow
New member
Well....the pistons were toasted after all. My compression tester was funky so I borrowed a buddies. 120 on the left and 90 on the right. It did scrape the walls a bit. The pistons are melted on the exhaust side. Time for a rebuild. Will need to bore out. Does anyone know of anybody selling stock GPX433 cylinders? I do not want to bore out and try to find these pistons, for I do not think they exist?   
 
Thanks!!
				
			 
 Thanks!!
				
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		srx_eh
Guest
I would bore out 1 or 2 over and replace the pistons, ...they can be had through Royal Distributing out of TO.. Finding good used cylinders is a little too hit and miss.
				
			robosnow
New member
Do you know the web site or ph#?
Thanks....
				
			Thanks....
				
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