UA53151 Alternator

Dimensions & Notes: 6-1/4′ housing diameter, 2-1/2″ pulley diameter—-5/8″ belt width
Must rev engine to 800-850 RPM in order for unit to self excite
For 12 Volt Negative Ground Systems Only
Simple 1 Wire Alternator Hookup
Run a wire from alternator through amp gaugeto positive side of battery.