Alternator: 63-71 GM - 55 amp (Ext Regulator) All these parts are GM

All these parts are GM orignals with the sleeves and washers

but realistically  is a little debatable & some folk tend loose the zest for life over stuff like this

Picture for photo purposes only

1970 V8-402ci 6

Choose whichever side you need or both

Alternator: 63-71 GM - 55 amp (Ext Regulator) All these parts are GMAC Delco GM Alternator 55 amp massive use.. best replacement for the 42amp alternator too giving the system a bit more power. (External Regulator Type). If you also need a wiring connector the number to search for is PW12605 MORE IMAGES OF THIS ALTERNATOR at the bottom of this listing 55 AMP FAMILY DE 10DN FAN EF REGULATOR External UNIT MFR DE 3 O'CLOCK PULLEY 1V A C V8 AMERICAN MOTORS AMERICAN 1963 1968 AMERICAN MOTORS CLASSIC 1965 1966 AMERICAN