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  1. 1996 900s vert modify b204i engine??

    NG900 & OG9-3 Performance, Mods & Tuning
    Looking to modify my 1996 Saab 900ng s very, it has b204i engine, getting air intake bored to 68mm to start, then god knows, vent in bonnet for forced air, swap heads?? Air assembly, sensors? High lift cams? Will other Saab heads provide more power? Diff sensors? Very much apprieciated in...