EnduroDad2k Posted September 20, 2021 Author Report Share Posted September 20, 2021 8 hours ago, zippy said: this video shows the new style crank bearing (w/ seals) and how to retro fit to older Pro engines. more videos; https://www.youtube.com/c/TRIALSPARTSUSA/videos there used to be a good video by Jim of tearing down a GasGas pro engine, I am unable to locate at this time good resource for parts diagragms https://www.thehellteam.com/technical-support/gas-gas-parts-and-service-manuals.html click parts books and find your year. Thanks very much @zippy! Quote Link to comment Share on other sites More sharing options...
zippy Posted September 21, 2021 Report Share Posted September 21, 2021 17 hours ago, EnduroDad2k said: Thanks very much @zippy! welcome Quote Link to comment Share on other sites More sharing options...
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