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  1. Wanted Dellorto DHLA 45

    Alfa Romeo Parts For Sale & Wanted
    Hello, Looking for a pair of DHLA 45's, condition does not matter. Kind regards, Niels
  2. Please help, going out of ideas!

    Carburetors, Fuel Injection & Air Intake
    Hello, After servicing my alfa DHLA40 carbs, i have a problem wiyh the pump adjustment in one of them! I cant get it to squirt the gas out like it should! The other carb is fine, so i changed every part with one another, and the problem remains... It points to a cloged fuel passage in the main...
  3. DHLA 40 L running too rich

    Carburetors, Fuel Injection & Air Intake
    Bon jour All, With about 1500 miles running in new engine have noticed with 98 Premium fuel that 2HL plugs loaded with soot. Idles quite smooth when cold and even at 6 degrees C or 40F never had to use choke. When Hot the idle becomes lumpy and you get bounced a bit in your seat waiting at...
  4. dellorto dhla questions

    Carburetors, Fuel Injection & Air Intake
    on the dhla cold start circuit, when the lever is moved toward the front of the engine/radiator is it enriching the mixture? i have read that to start the idle mixture screw is turned 2 &1/2 turns out. the carb is marked dhla. a good place to start? thanks bill 91 164L 88 Milano 3.0 73 spider...
  5. Dellorto DHLA 40C vs. 40H

    Carburetors, Fuel Injection & Air Intake
    Greetings, I just tried to have the Dellorto DHLA 40H carbs in my Alfetta GTV2000L properly calibrated and this resulted in one adjusting screw being utterly destroyed; it was stuck at almost the bottommost point of the thread and it was quite impossible to move it. That carb (rear) is as good...
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