Originally Posted by HDDP
Ok kids, here's the official word from DC... The rev. limiter is achieved by a fuel cut-off at 6,000 rpm. It is actuated by the ECU in conjunction with the FMU.
Bypassing these control modules would take a "rocket scientist".
Does anyone have the program and eprom for the ECU ?
now i am thinking... that my tach's calibration is faulty... because my tach needle lives
well above 6,000... often.
i will get my XF to a dyno to check all the specs...