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Showing results for tags 'zetec se'.
Hi folks, Over the winter I thought I'd do a bit of tuning to my 1600 Zetec se... I've gone from a standard engine running Omex 600 on standard induction to the same engine with Shawspeed ss4 (fast road) cams, high tensile rod bolts and GSXR1300 throttle bodies and injectors. Now then I've managed to set the TPS for the new throttle bodies via the Map3000 software and Omex sent me a more suitable start up map but it is still not idling. I can start the engine by depressing the throttle pedal slightly, it will run but it isn't very smooth and when I let go the rpm drops to around 6