Recent content by syd_cb750

cxman, thanks for that :) fired when I sprayed carb cleaner in the air intake. Turns out I didn't clean the #1 carb properly, fires on all 4 cylinders now.

Just took the carbs completely apart, there was a blockage in one of the jets on cylinder 4, cleaned everything in the ultrasonic cleaner. Now cylinder number 4 is firing but number 1 is not. Any other ideas?

I forgot to mention that I get spark on both 2-3 and 1-4. I have swapped everything from 2-3 to 1-4. As both 'sides' have been swapped out completely, and still only 2-3 fire do you think it's a wiring issue?

Hello people, I have spent the last few months painting/cleaning up an old 1981 CB750F DOHC. I rebuilt the top end and re-installed the engine. Today I tried starting it, and only cylinders 2 and 3 are firing. I have gone over all the electrics and everything seems fine: - Swapped over the...