bogging

  1. Sitherus

    Engine Bogs Down Under Load.

    My bike only cold starts with starter fluid. I found this engine on the side of the road originally and so far i've replaced all mechanical, electrical parts, and gaskets except piston head and its rings. I have 2 rt carbs 1 walbro carb and 1 delarto all of them do the same thing. When I get on...
  2. J

    Dellorto Carb

    Replaced my nt with a dellorto and now I have a good idle, maybe a little high but sputtering mid range and bogging high end. I've lost considerable power and speed. Any ideas? Jet?
  3. C

    Engine has no power after break in

    Hi I have a black 80cc engine that I got off eBay. It’s done a 1000km according to my speedometer at 750km I change the fuel mixture from 16:1 to 20:1 after I did that the engine started bogging I got rid of that by replacing the spark plug. But the engine still has a hard time accelerating...
  4. Cozmik Mezzenger

    BOG BOG BOG

    So, I bought a long offset intake manifold and a so-called high-performance carb. I torqued down the head bolts and the intake bolts. Could there be too much oil in my mix be the problem? It has lots of low-end torque. It idles like there is a leak, surging slightly. I have taken everything off...
  5. P

    Engine Trouble Engine bogging at low rpm then possibly runs lean at high rpm

    Alrighty where do I begin. I finally got my bike out of storage for the winter a month ago (it has a Grubee Skyhawk GT5A installed) after giving it the once-over twice I got it running nicely, no problems for the first couple of tanks running at a 25:1 ratio. After letting it sit for a couple...

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