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  1. K

    M40C Tachometer install weird readings

    It's the right type for a 2 cyclinder 2 stroke I'm thinking it must be defective
  2. K

    M40C Tachometer install weird readings

    I have switched it onto different settings on the tachometer can't get it to work right seams like it's most accurate on 2p1r and I just have to half the rpm value its showing until it reaches 6k
  3. K

    M40C Tachometer install weird readings

    If I set it to 1 pulse per revolution it says its doing 4000rpm at idle wich definitely isn't right
  4. K

    M40C Tachometer install weird readings

    Yes I have two leads coming out of my coil like yours so that would mean I have 2pulses per one rotation ?
  5. K

    M40C Tachometer install weird readings

    I installed a hardline tachometer on a m40c. I set the tachometer to the 2p1r setting and did 4 wraps around the middle of the spark plug lead. The tachometer is still reading 2000rpm at idle. Also when I increase the throttle It revs upto to 6000 then it drops to 3000 while I'm still increasing...
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