Piggyback ECU & SAFC… it’s Fast Friday #27!

Fast Friday Volvo Performance and Tuning

ARD owner and tuner Robert “Lucky” Arnold writes When I started tuning years ago the only thing approachable was using a piggyback ECU to adjust fuel and timing on my LH fueled RWD Volvos. Of all the cars I put piggyback on, my 242 was my favorite and after the swap from the mechanical K-jet […]