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Home >> Mercury >> 1983 >> Zephyr Base, 3.3 X >> Repair and Diagnosis >> Engine Performance >> System >> Carburetor - HOLLEY 1946-IV 1-Bbl >> Overhaul >> Disassembly >> Main Body

Main Body

  1. Remove fuel inlet fitting valve assembly. Remove and discard old gaskets. Remove float shaft retainer, shaft and float assembly. Turn main body upside down and catch pump discharge weight and ball as they fall out.
  2. Remove main metering jet with jet wrench or 3/8" wide flat screwdriver. Remove power enrichment valve needle with 3/8" wide screwdriver.
    NOTE: Screwdriver should be modified by cutting a 1/16" wide and 3/8" deep slot in center of blade. This provides clearance for valve stem.
  3. Remove 3 main body-to-throttle body screws and separate assemblies. Remove and discard gasket. Remove low idle speed (TSP Off) adjusting screw and spring, and remove solenoid.
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