I have an 86 MIJ Esquire. Gorgeous well cared for guitar that I could easily make my main stage guitar. As is, the switching does nothing and I am considering simply dropping in a new wiring harness and came across this on ebay : Anyone have experience with this mod? Premium “Eldred Esquire Mod” - Cocked Wah Wiring Harness: Oak Grigsby, CTS Pots, Switchcraft #11 Output Jack, Orange Drop .047μF & .0047μF Capacitors Excellent Quality Parts: •Oak Grigsby 3 Way Switch •CTS Solid Shaft 250K Audio Taper Pots Vintage Dishback Style •U.S.A. Spec. 3/8" bushing diameter x 3/8" bushing length Pots x 1/4" diameter shaft •PLEASE NOTE: IF YOU PREFER SPLIT SHAFT POTS, LET ME KNOW AND I CAN MAKE YOU THIS SAME HARNESS WITH 250K CTS USA SPEC VINTAGE DISHBACK STYLE SPLIT SHAFT POTS INSTEAD •.047uf 600v Orange Drop Capacitor •.0047uf 600v Orange Drop Capacitor •Switchcraft #11 Output Jack •Vintage Style 22 Gauge Cloth Covered Push Back Wire •Wiring Diagram Included The Eldred Esquire Mod gives you the following: •Switching position #1 - Standard Esquire - pickup is routed through the volume control only - hotter, louder lead sound with extra highs. •Switching position #2 - Standard Esquire - pickup routed through the volume and tone controls. •Switching position #3. In the front position of the Eldred Esquire wiring, the pickup is routed through a single, small capacitor and volume control, with the tone control bypassed. This Wiring Harness is drop in ready for your Esquire build or upgrade. Just solder in your pickups, ground your bridge, and you are ready to go. Type 715P ORANGE DROP is a high performance capacitor. It is made from polypropylene and foil. This is a great capacitor for Esquire or Telecaster builds or upgrades! Pots are grounded to each other in case you are using this with a rear-rout body or non-conductive control plate. Harness will be shipped on a card, bubble wrapped, in an 8" x 6" x 4" box for protection. My harnesses are well made with top-notch components – CTS Pots; Oak Grigsby, CRL, & MojoTone Switches; NOS Paper in Oil, Wax Paper, & Orange Drop Caps; Switchcraft Jacks; Gavitt 22 Gauge Wiring; NOS Allen Bradley Resistors.