

I went out to see how fast it is before I fit the manual boost controller.


Hit 110 in 4th and shifted to 5th.











All on a track of course.



Very odd.


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gazyang wrote:check where the speedo cable enters the gearbox, if there is another little box between the cable and the gearbox, its a mph speedometer converter, if that's fitted it tricks the car into thinking its not going so fast as the speed limiter is activated by the speedo position.
effectively making the 30kph-30mph, 70kph-70mph, 120kph-120mph, you should get the drift by now.![]()
I see you have the duel speedo gauge too, if the outside ring of numbers iskph and your car does have the converter on the gear box, the outside numbers should then be read as mph instead.