• CB750.com is dedicated to the Honda CB750 SOHC and DOHC motorcycles and to their owners who love to ride, restore, and customize them.  All CB750 enthusiasts are welcome regardless of where you are from or whether you are into CB750 choppers, bobbers, cafe racers, drag bikes, or restorations.  Enjoy the site!
  • Supercharged Twin Engine CB750 Project!

    Two big bore stroker CB750 engines and an Eaton M90 Supercharger in a drag bike? Yep! That's what Sprocket (Sprocketwerx Motorsports) is working on for a side project. Read more and follow along as the project comes together!

  • Recent Forum Posts

    amc49

    Best thing I could say would be 75-115 on pod jetting and the exhaust must WORK rather than just being cosmetic and the engine must be well sealed too

    1980 Honda CB750F Cafe build

    amc49 Yesterday, 04:39 PM Go to last post
    flatpick13

    So, work completed to date with a few pictures:

    Bike stripped down for cleaning




    Frame cleaned, chopped,

    1980 Honda CB750F Cafe build

    flatpick13 Yesterday, 10:46 AM Go to last post
    flatpick13

    Hey, a little late into my build but figured I'd post pictures to date for everyone's viewing pleasure and maybe get some feedback that helps me along

    1980 Honda CB750F Cafe build

    flatpick13 Yesterday, 10:36 AM Go to last post
    flatpick13

    Will any of the more experienced folks on here (maybe amc or dirtdigger) provide some advice on whether I should put in the effort to repair, rebuild,

    1980 CB750F Carb decisions, would appreciate some experienced input!!!

    flatpick13 Yesterday, 09:05 AM Go to last post
    amc49

    You are talking death with the valve opinion you have there. Without a compression test you have zero idea of how the valves are, these burn them much

    High rpm cutout

    amc49 Yesterday, 12:25 AM Go to last post
    dirtdigger

    F and K have different valve train, valves will not interchange. The 78K valves are oddballs, only year they did it. They are same size as the previous

    78 cb750k valves

    dirtdigger 02-25-2021, 07:38 PM Go to last post