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  1. C

    12.5 HP B&S

    thanks for your contribution ..the counterweight is a tight unit with the bolt tightened to torgue specs..the only movement is miniscule give on the crankshaft where it sits in the bearing shells of both counterweights..the clunk comes from when the whole shebang is installed in position with...
  2. C

    12.5 HP B&S

    G'day All, I have a 1998 vertical 286707 L head 12.5 hp briggs on my Husky ride on, which was smoking pretty bad & consequently I've stripped it down to install new rings etc etc..for a 20 year old plus engine, there's not much wear & tear in the guts. (y) This am, I've put the crankshaft back...
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