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I recently had some kind of problem where I burnt out my TrailMaster 200cc TC driver unit. So I went on eBay and found a replacement for that unit. I'm now having a problem with belts getting destroyed after a short amount of driving. I looked closely and the driven unit flat sheave part seems...

Hi - I recently did a few mods to my go kart when the belt got stuck in the TC driver. I replaced the zinc weight assembly including the springs on the driver unit (connects to engine). One spring was bad and one of the bars was slightly bent. I thoroughly cleaned all the parts on wire wheel...

Hi - I have a trailmaster mid xrx and I'd like to start some heavy duty performance mods. The engine is black and the only thing I can see as a model anywhere is "168F 6.5" on the side of the engine. The specs from the manufacturer for the engine show 200cc and the following: Max Horsepower...

Hi all - sorry if this is a frequent question but I’ve been searching and trying different approaches and I’m all out of options. I have what appears to be a stuck clutch in my sons trailmaster mid Xrs. The belt is stuck in the pulley and I assume I need to take it all apart and clean it well...

Hi - I have a trail master mid xrx kart/buggy and it’s been tipping over a few times when my kids are riding it in our relatively flat field. The last tip over broke the steering box and I’m in the process of replacing it. I assume the tipping is due to some misalignment of the front end. So...

Hi - I am in the process of cleaning up and fixing my CVT (Comet 30 I think - or a clone of it) on my Trailmaster XRX mid. Its a nice little on-and-off road kart for the kids and sometimes myself. It drives well and seems to have good power from a 6.5 200cc GY6 clone engine. However on some...

Hi - Hi I have a small go kart buggy - trail master mid xrx 165cc 6.5 hp with a cvt transmission. I'm getting less power than normal and can't go up most hills unless I have a lot of speed. The belt has a little bit of play but otherwise looks perfectly fine. At low Rpms everything seems fine...