464697 looks like 3899621 Bellhousing (621). from what I can find GM changed from the orange 3899621 to the blue 464697 in 1978. G ood used Original GM 464697 Bell housing Chevy (as shown in 14 pictures ).
Original GM 464697 like 621 Bellhousing 3899621 Chevy 11" Camaro Chevelle HIPO????
Original GM/Opel 11070803 Wasserstopfen, Motorblock Ascona C Astra F G H Corsa
66 67 C2 Corvette w/ AC 18" 5 Blade Fan w/ Clutch Original GM 3863137 / 912239
66 67 C2 Corvette Clutch Fan 18" 5 Blades w/ AC Original GM 3863137 / 912239
1965-1966 Corvette Power Brake Master Cylinder Caps Used Original GM 5461247
Original GM/OPEL 90502542 Closure Cap, Engine Cylinder Block Astra Vectra Omega
