Black on Black 1967 Camaro L78 124377N212598

[jbtech]

Originally Posted by SuperNovaSS

Jose,

Did the tach always “zero”
At 100-200 or was that after the adjustment. Moving the potentiometer shouldn’t affect the zero reading.

I love the chrome line lock button. Fancy!

Jason

To clarify the tach never did rest at zero. The adjustment did not alter the resting position but it did make a huge improvement in the overall accuracy of the tach. Here is a photo of the tach off/zero rpm.