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wrist pin bearing
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  1. REV Chassis - Mountain Sleds
    My engine just blew up, white smoke out the exhaust. I restarted to get to a loading spot 30 feet away, lots of white smoke. When I shut it off I could hear coolant spraying out, thought it was a split hose. I slowly pulled it over to evacuate the coolant, seized! Removed the engine to find a...
  2. REV-XP / XM Chassis - Mountain Sleds
    I just got a set of RK tek direct replacement pistons for my 800R and I'm ready to install them, the problem is they didn't come with wrist pin bearings. Am I supposed to reuse the old bearings or get new ones? The previous set of pistons in there were MCB's and I think the wrist pins are the...
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