V-Twin Mfg. Replica Horn Capacitor For Harley The V-Twin Mfg. Replica Horn Capacitor mounts on stock Xlch models, under the seat on the left side. The wire goes to the positive terminal on the horn feed. This allows horn sounding when headlamps are on. Features: For use on Magneto Sportsters with 12 volt generator Large 500 Mfd, 25 VDC ignition capacitor Regulates light intensity Case measures 1 in diameter x 2-1/4 long Gives an extra current boost when horn is blown on magneto model sportsters without a battery the wire attaches to the Bosch 12V regulator terminal Replaces OEM 32727-63