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  1. 1979 Suzuki GS750L Timing issues

    Motorcycle Repair
    Hi, I have a timing issue on this bike I bought about 1 1/2 months ago. I bought the bike basically in parts I put everything back together, cleaned the carbs, had everything operational and was able to ride it. The bike always had trouble starting. It ran OK it would idle at different RPM’s...
  2. Electrical Being Wacky

    General Motorcycle Discussion
    I just bought a 1977 Suzuki GS750 the other day and I was able to get it started up if I jump start it. The whole fuel system is looking great but for some reason my bike isn't wanting to rev up or give me much power. I found out that if I keep the jumper cables connected to the bike battery and...
  3. Need a carb set for 1980 Suzuki GS750.

    Vintage Forum
    I am looking for a set of the Mikuni BS32SS carbs. Stamped on the side is the Suzuki Part number 45400. I received the bike a project and one of the fuel / air screws on the. top of the carb had been drilled out. Having a hard time either finding the number 4 carb on that set or just finding a...
  4. High idle when warm?

    Motorcycle Repair
    I had idle issues a while back and found a vacuum leak that I fixed. I checked it again today and there seems to not be a leak. I went on a ride today and after a short time the bike would idle at close to 5k (even went up to 7k right before I was trying to check for the vacuum leak. I have...
  5. Confusing Spark Plug Threads

    Motorcycle Repair
    I recently purchased a 1977 Suzuki GS750 and I was testing the compression with good results (120psi) until I got to my third cylinder which, at it's very best, only got up to about 50psi. Fortunately (or unfortunately) I realized that there was air escaping from around the threads on my test...
  6. New rider chiming in

    New Member Introductions
    Hello, I am a new rider here in the beautiful pacific northwest. Starting riding with a msf course in October and bought my first bike in February. Bought a visually challenged first year 1977 Suzuki GS 750. I know it's a bit large for a first bike but after the initial learning curve I am very...