Articles from Mrmopartech

  1. Intake Casting Numbers

    Mopar Intake Manifold Casting Numbers 1959-1974

    LA, RB/B Intake Manifold Casting Numbers
    LA Engine Intake Manifold Casting Numbers
    Casting Number Engine-bbl Year Remarks
    2465726 273-4 1965
    2536636 273-4 1966
    2536536 273-4 1966-67
    2536771 273-4 1966-67 Calif. Emissions
    2531915 340-4 1968
    2843683 318-2 1969-70
    3462848 340-4 1970
    3418681 340-6 1970 Alum. AAR & T/A
    2951185 318-2 1970-71
    3512100 340-4 1971
    3614025 340-4 1972
    3671918 340-4 1972 Calif. Emissions
    3671918 340-4...
  2. Carburetor FAQ

    There always seems to be a lot of questions relating to carburetion, especially questions such as which carburetor to use or how much cfm the engine should have. The problem with answering these questions is that the answers vary with engine size and tuning rpm. A related problem is that all carburetor manufacturers don't use the same rating system for their carburetors, and some don't rate their carburetors' "cfm" at all. Cfm stands for cubic feet per minute, which is used for rating the...
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