I do agree, the wankels are cool engines. I honestly don't know much about them either but yeah, being compact will definitely help the position of the weight. Does your friends car have a proper suspension set up for the S52 in the front? __________________ ~Dave~ 98 328ti Morea Grun slicktop 11 128i space gray slicktop 13 JGC WK2 Deep Cherry Search | RealOEM |