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  1. BSA750four

    CB750 Supply 1st Giveaway for 2024 – It’s That Time of Year Again! Free Money for Parts – All Aboard!!!!

    hads to reply .. maybe 2024 will be a lucky year !!
  2. BSA750four

    CB750 Supply 1st Giveaway for 2024 – It’s That Time of Year Again! Free Money for Parts – All Aboard!!!!

    had to reply - maybe 2024 will be a lucky year !
  3. BSA750four

    CB750 Supply November 2023 Giveaway Starting Now - Free Money for Parts - Should Be Music To Your Ears! Are You the Next Winner?

    What a lovely post to receive amongst all of the promotional ads dropping into our mail boxes this time of year. Still loving my CB750 engine. Just been doing winter maintenance, carb synching etc. Still purring along.
  4. BSA750four

    CB750 Supply November 2023 Giveaway Starting Now - Free Money for Parts - Should Be Music To Your Ears! Are You the Next Winner?

    Ooops duplicated the message - so here is a picture of my CB750 engine in a !(55 BSA B31 frame... attached to it is a 1964 Watsonian Monza side car.
  5. BSA750four

    jet sizing with a sidecar

    I have a 1982 cb750k2 engine with Keihin VB52A inline carburettors. The standard size main jet is 102, mine has 98's installed. The previous owner has four DNA airpods fitted. Above 3500 rpm, when the main jet cuts in, the bike pops and bangs and stutters. I think the jetting is too lean...
  6. BSA750four

    Fuuel type in 1982 CB750 engine

    Hello everyone, I am new to the forum. I have several bikes. One I bought 18 months ago is a BSA fitted with a CB750K engine. My first question is, what type of petrol should I be running though it. The previous owner, used an octane booster additive. I am running on Shell VPower 99 fuel. I am...
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