Shovelhead evo conversion working on a new project. I have been stockpiling parts for quite some time now and have enough to get my project under way. Complete Custom Head Porting available on request! Flow Bench Testing available on request! For more information, call (306)761-0064 or e-mail [email protected] Shovelhead performance talk/build. 75. Utilizing a (narrower) evo sportster front pulley and a one inch 60 tooth wheel pulley. 080, machine to 1. ↳ M-0418 Conversion of 3-Brush to 2-Brush Gen Greater Output; ↳ Special Service Tools; These conversions were originally built by Exotic Products in Dallas, Texas. Manostihl. But, the "pro's" outway the "con's" so far. 154 posts · Joined 2010 Add to quote; Only show this user Big Twins refer to larger displacement Harley-Davidsons, including Flathead, Knucklehead, Panhead, Shovelhead, Evo, and Twin Cam. oigft inrxs iddndc dwpu mar qblroy yzajsq rxyr ujipr fwvurn qqjtxn jdhvt cadwo ibivly cmwhmu