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After pulling apart and cleaning my 1978 cb750K carburetors I only am able to eject fuel out of carburetors #2 and #4. The bowls are filling up and everything however no fuel is squirting out of carburetors #1 or #3. I first thought float height so I took off the bowls and set it but the results...

I have been working on this 1978 cb750K for about a week now and I noticed today that the rear tire seems to sit a little to the left.. I thought the wheel might be out of true but when i spin it it remains consistent. The thing is, it is clearly centered on the swing arm and I took the shocks...

I'm away from my bike at the moment but would like to pick up some tube to bend my rear seat hoop. If i recall, my 78 cb has 1 1/8' OD. Can anyone confirm this? Does anyone know the ID on the frame? thanks

I can't get a repair manual for my 1978 cb750 until a week from now due to shipping and no one local carries them. I have found online resources but most do not cater to my bike and I can't seem to find what I need through all the different options of downloads. Does anyone know of a simple doc...

Just broke into my 78 cb750s carbs and they are crusty and nasty! What is the best way to thoroughly clean these bad boys? What are yalls thoughts on rebuild kits? There seems to be mixed feelings on this! This is my first motorcycle so I am new to this world. I know I need new rubber but what...

I picked up a 1978 cb750 the other night that runs rough, about to clean the carbs up and see what that does for her. Anyhow I noticed the clutch would not budge. I gave it a pretty ample amount of pressure to see if it would give and then the old cables snapped. What could have it seized up so...