I built that for Andrew. I was quite suprised how much power that coil took. Deffinately alot more than I expected, especially on music with 4 3500d's on 16v. Andrew was was playing boy I grind dorrough slowed down for quite awhile before the carnage. You take a Vid Andrew??Hmm SPider tore away or glue joint gave way on the spider... Nice.. Who built it?