top end rebuild

  1. MadeThatMyself

    Reusing the rear cam chain tensioner and cam chain (1981 XS650)

    Hey guys! I'm new to the forum and rebuilding a 1981 XS650 Heritage Special. I've been a forum reader for a few months now and finally decided to become an active member. My engine has 29k miles, ran when I bought it, but has super low compression, so I decided to tear the whole top end down...
  2. NorazDad

    81H top end rebuild

    A lovely Sunday ride ended in disaster when I blew my engine. I took the engine out and proceeded to dismantle the top end. When I got to the core, I found I had holed a piston and snapped the head off an exhaust valve and cracked the cylinder sleeve. I found the pieces in the crank case. So I...
    • NorazDad
    • Thread
    • combustion chamber cleaning mikes 650 piston and jug kit top end rebuild
    • Replies: 34
    • Forum: The Garage
  3. Jaydela180

    rebuild question

    Top end and right cover off. Bottom end stuffed with rags to prevent anything unwanted from falling in. Is there any time concerns for having everything open? Will residual oil keep everything coated and protected for an extended amount of time? Been about two weeks, will be about two more...
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