New Old Stock Choke Pull-Off for most 68-70 Carter AVS 4 Barrel Carburetors used on 340 and 383 Engines. Only the following Carburetors #’s Listed below, used this Choke Pull-Off. OEM Part #’s 2933045 & 2933199 are the same Part.19684425S-340 Auto.4636S-340 Auto with A/C.19694612S-340 Auto.4639S-340 Auto with A/C.4616S-383 Auto Low Performance.4638S-383 Auto Low Performance with A/C.4682S-383 Auto High Performance.19704933S-340 Manual.4934S-340 Auto.4935S-340 Auto with A/C.4936S-340 Manual with E.C.S.(Evaportive Control System).4937S-340 Auto with E.C.S.(Evaportive Control System).4732S-383 Auto Low Performance with A/C.4734S-383 Auto Low Performance with E.C.S.(Evaportive Control System).4736S 383 Auto Low Performance.