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leojinks Added a reply to Cylinder scoring on a fresh rebuild?
11/8/2025 4:25am Also I just wanted to add that I GENTLY used the tip of a screwdriver to check for scoring and the “worn” areas feel smooth
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leojinks Started a new thread Cylinder scoring on a fresh rebuild?
11/8/2025 4:01am Hi all, I’ve recently finished restoring my 1991 kx125 (which has around 3-4 hours on the engine) and I took the expansion chamber off to clean some brackets and I found some areas of the cylinder that look like the cross hatching has worn off in between the ports. The ring gap is spot on, cylinder was replated back to...
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leojinks Started a new thread Aftermarket 1991 kx125 plastic polishing issues
9/26/2025 9:37pm Hi all, For past couple months I’ve been trying to polish some ufo plastics on my kx. Ive tried using different paint polishes, plastic polishes and even sanding it with 3000 grit sandpaper then buffing it with tissue paper which is the closest thing I’ve gotten to a shine. It seems like the ufo plastics are softer than oem so...
This forum thread has 3 replies.