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Tach hook up?

Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by 78K5395MT, Oct 13, 2002.

  1. 78K5395MT

    78K5395MT Registered Member

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    Um. . .yeah, basically i don't have an electronic ignition so where do i hook up a tachometer to?
    thanks
     
  2. Grim-Reaper

    Grim-Reaper 3/4 ton status Author

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    No electronic Ignition? what does it use? flints? /forums/images/graemlins/grin.gif
    You would use the same terminal that the points trigger the coil with The negative.
     
  3. Z3PR

    Z3PR Banned

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    You should have an HEI distributor in your 78. There should be a termenal on the side of the distributor marked Tach, right next to where the Batt. (Hot wire) connects.
     

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