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  1. J

    Varajet Secondary Air Valve Fluttering

    I have a 1980 GMC with a 250 inline 6 with the 2SE Varajet carb. I see the secondary air valve flapper at the top of the carb flutter open, the throttle blade open, and the secondary metering rod pulled out with but no fuel is being pulled from the fuel well. I did this in neutral when opening...
  2. J

    1980 GMC 4.1L TVS Part Number

    I am new to this forum, this looks like a really good place for information. I have been working on a 1980 GMC C1500 with a 4.1L 250 inline 6 for almost a year. I have gotten it drivable and have been slowly fixing years of wear and tear on it. The distributor TVS has been broke off, I want to...

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