1. M

    1980 Yamaha SR250 Worn Camshaft & Rockers

    Hello Do The Ton members, My name is Michael and I am new to the forum however I have a project bike that I feel Do The Ton members have experience with. I have two 1980 Yamaha SR250 engines one with 20,000 miles and the other with 4970 miles. I have never used either for riding and...
  2. M

    cb360T cam and piston replacement?

    Fouling plugs and low compression led me to do a top end tear down. Inspection of the following pics shows issues. piston and head had some object flying around and deforming them. The other piston looks great and the walls all look and feel good according to the fingernail test. Should I...
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