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Home >> GMC >> 1974 >> Magnavan >> Repair and Diagnosis >> Engine Performance >> Specifications >> ROCHESTER Models 4MC & 4MV 4-Barrel >> Overhaul >> Disassembly >> Throttle Body

Throttle Body

Remove pump rod from throttle lever. Remove idle limiter caps, idle mixture screws and springs.

CAUTION: Handle throttle body carefully so as not to damage secondary throttle valves.

Further disassembly for cleaning purposes is not necessary.