The alternator has a separate mount on the drivers side of the engine. The motor mount should have nothing to do with mounting the alternator. Here is where you can buy it. The photo is what It looks like. There are other styles available but they all mount where the old generator was mounted. The second photo shows where it mounted to the block.
Attachments
IMG_1327.jpeg (49.9 KB, 100 downloads)
Alternator mount
IMG_1328.jpeg (194.05 KB, 94 downloads)

Last edited by Phak1; 08/29/2026 12:54 PM. Reason: Added info

Phil
Moderator, The Engine Shop, Interiors and Project Journals

1952 Chevrolet 3100, Three on the Tree, 4:11 torque tube
Updated to: ‘59 235 w/hydraulic lifters, 12v w/alternator, HEI, PCV and Power front Disc Brakes
Project Journals
Stovebolt Gallery Forum