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Home >> Chevrolet >> 1974 >> Forward Control 4.8L Eng VIN T, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Specifications >> ROCHESTER Models M & MV Single Barrel >> Overhaul >> Reassembly >> Power Piston Installation

Power Piston Installation

Install power piston and pump actuating lever to lower end of link (projection on lever points downward). Install spring into cavity, then install end of power piston actuating rod into groove on side of power piston. Install power piston metering rod assembly and actuating rod into float bowl (metering rod entering jet orifice).

NOTE: Check operation of entire drive mechanism, metering rod and accelerator pump, to ensure free operation from closed to wide open throttle, before installing air horn.
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