Aug 25, 2021 · The tach is reading RPM off the negative side of the coil. As O52 stated, each time the points close and discharge the coil, the windings in the tach can "see" the magnetic …

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Oct 24, 2022 · I would like to add a tach in the dash and have looked through several of the catalogs and seek opinions and advice. One options shows shows a Tach in the third hole, …

Sep 30, 2012 · My factory tach works all the time, seems to be accurate at low rpm, but then is very eratic from about 2k+ rpm. I purchased a generic inline tach capacitor/filter, but now my …

Tall-style hood tachometer with black face and 5200 rpm redline for 1967 models. Hood tach vent line kit is correct for 1970 models, but will work on 1967-1972 models with a vent tube. Hood …

Jul 2, 2014 · Repairing the tach on this 1965 Pontiac GTO was easy, thanks to an aftermarket replacement that fits right in with the original instrument-cluster housing!

Discover high quality 1968 GTO Speedometers & Tachometers parts and high performance accessories. Enjoy free ground shipping for orders over $199, experienced staff, and …

RC Tach Shop has 30+ years of experience at restoring GM tachometers and gauges. We can help you with your tachometer/gauge restoration! We build the most accurate and reliable …