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Home >> Oldsmobile >> 1963 >> Dynamic Base, Eng CD JS, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> ROCHESTER 4GC 4-Barrel >> Overhaul >> Reassembly >> Choke Valve Installation

Choke Valve Installation

Install valve in shaft with "R.P." marking on valve upward, install valve screws loosely, align choke valve by working choke shaft endwise while pressing upward on choke shaft lever (clearance between trip lever and choke counterweight should be.020" minimum), tighten valve screws securely and stake screws. Check choke valve for uniform clearance and free operation.