after the old si being off road for 2 years last year i decided to put a 1800 gti lump in her, only to get it running this week lol, car idles a bit rough (still need dial in kent cams).

thing is im still using the si ecu 1600! got the 1800 key, barel, ecu etc but wont run is it cos i didnt get the (pats) off the escort? this correct? im sure ive heard of 2.0 still usining the 1600 ecu , shud i change it?
would a 2.0 ecu be any good?


spec; boost valve more to make run better lol
ashley 4 brancher heat wraped
kent cams and verniers yet to be dialed in

anyone got any idea of power or 1/4 mile times, car stripd wit 2 recaros n dash lol proper sleg!!!!!


aany help advice or tips, wud be appreciated thanks