Wegner Motorsports in Wisconsin has all configurations of drive systems for the LS engines---they did the Nascar spec series of engines and even have front drives for Ford distributors, fuel pumps and Ford labeled valve covers-http://www.google.com/#hl=en&tbo=d&sclient=psy-ab&q=wegner+motorsports&oq=Wegner&gs_l=hp.1.3.0l4. 1872.4384.0.6849.6.4.0.2.2.0.390.875.0j2j1j1.4.0.l es%3B..0.0...1c.1.gyzqf7kOgvI&pbx=1&bav=on.2,or.r_ gc.r_pw.r_qf.&bvm=bv.41524429,d.aWM&fp=f62974a305d a139d&biw=1105&bih=509
don't know exactly how all that copied----try
www.WegnerAutomotive.com