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That's sounds like the way to go i will start the hunt.

Thanks you know the idle up has never worked on mine.I was looking for vacuum leaks and never hooked it back up.Never had it stall do you think the round tops are more finicky?

I'm done messing with junk carbs on 78 CB750A:banghead: So can someone help with the best carbs to use the thought of using round tops(have had good luck with them) sounds good but I'm open anything that will be reliable losing the air box is ok with me. If you have thoughts of a carburetor...

I used nitrous on other bikes with good luck as long as you don't get crazy with it your ok. Just thought it might be fun and like most people with a 750A i don't have much in the thing. I have read of people installing big bore kits in them and that they hold up well Didn't know about the...

I was looking in my shop and found complete nitrous kit that i had for kz750 then i looked at my cb750a and i thought that could be fun!!!! The kit is for a 25hp shot has anyone ever tried this? Will the torque converter and trans hold up? This is just for fun no drag racing. :)

Thanks- I don't see it most likely been torn out a long time ago.

I have a 78 cb750a that my wife loves to ride(thinks its cool) well she looked at the owners manual and it says it has some kind of turn signal buzzer and asked me why she cant hear it? SO now i have to fix it but i cant find it.Does anyone know where it might be. THANKS :laugh:

ya put a accelerator pump in and made shore i could see fuel shooting out of all the carbs and it was.I also checked the plugs they look a little white but not bad so i don't thinks its that lean?

I just did a complete rebuild of the carbs on my 78 cb750A after adjusting and a good synchronization i gave it a test ride it runs and the idle is ok. BUT i now have a flat spot about 1/4 of the way into the throttle If you give it full throttle it will take off after a second. I can find no...

Thanks but it has no clutch it's an automatic

Just started my 77 cb750a after setting the carbs and adjusting the idle to what seems a vary low setting. When i select 1st gear it will try to move if i don't hold the brake is the normal for this bike. I haven't changed the oil yet could thin oil be the problem?

Thanks i will post some more pics when its running.

CARB PHOTO Hope this will help if i had to guess i say it goes to the air box but i don't see a inlet for it. Thanks shawn

Just picked up a 78 750 Hondamatic for me and the wife to ride. The carbs were off the bike when i picked it up(cheep) So i did a rebuild of the carbs put then back on and now i don't know where one the vacuum lines go?I have the fuel line and the vacuum line:banghead: going to the throttle...