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  1. M

    Quantum 725 auto choke doesn't open quickly enough

    The governor spring PN is probably a moot point, as I didn't replace that; I left the stock one on. Toro's PNs have annoyingly changed (this number now replaces that number, etc.) Anyway, I agree there's an air flow issue, but I believe it's caused by choke malfunction. I will pull the shroud...
  2. M

    Quantum 725 auto choke doesn't open quickly enough

    Set of 2 - one air vane choke spring 790849 and one governor spring 699056. I only used the choke spring; the governor was fine. Both springs are identical to the ones that were on the engine.
  3. M

    Quantum 725 auto choke doesn't open quickly enough

    2014 Toro Recycler model 20333 with model 120000 Quantum 725 Series, serial #14-0210-58-45378. Always ran well with routine carb/linkage/choke cleaning with Gumout, stabilized fuel, new spark plug, oil change, etc. Last year started surging so removed float bowl, cleaned needle valve and surging...
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