This is NOS carb choke for all of the years and models listed below with Holley carbs. This is a original NOS Mopar/Holley part.
2658398 [ supercedes P/n 2946523]
1966, 1967, 1968, 1969
6 cylinder with Holley carburetors
Dart, Dart 170, Dart 270, Swinger,
Coronet, Coronet 440, Charger
Belvedere, Satellite; Fury