If not, you can obtain a 5/8” pulley from Speedway. I used this one on my 10si 63 amp alternator.
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Last edited by Phak1; 12/16/2019 3:19 PM.
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
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