Some 1975-76 Quadrajet models used an auxiliary power piston assembly with a single metering rod.
Discontinued and hard to find USED Quadrajet Power Piston.
This is a used part and may require cleaning.
Quantities are limited.
Approximate overall length: 1.35"
Piston Diameter: .340"
OEM # 7037851
#3622 Power Piston Retaining Bushing