I used 12 gauge wire and fuse between the 12v supply and the “B” terminal (labeled 3 on the relay I bought from Classic Parts). You can take your 12v power from the lug on the starter that holds the positive battery terminal.

The horn button “S” is labeled 5 and the horn “H” is labeled 1.
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Last edited by Phak1; 10/16/2021 9:42 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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