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FAQ: 2 5/8" Mini Chrome Bezel / White Face - CP7911  
      Does Sunpro make any tachometers that will work on a diesel engine?  
         
      I lost my tachometer instructions. What is the wiring color code?  
         
      Why won't the needle on my tach go to zero?  
         
      Can I install a Sunpro Tach on my motorcycle, boat, go-kart, food processor or other non-automotive engine?  
         
      How can I connect a Sunpro tach to a Ford DIS-equipped vehicle?  
         
      Can I install a Super Tach II or Super Tach II Mini on a DIS-equipped vehicle?  
         
      Where do I connect the green wire?  
         
      The needle on my tach jumps around. What's wrong?  
         
   
  I lost my tachometer instructions. What is the wiring color code?  
   
 
  • Red: +12 volts with the key in the "on" position

  • Black: Ground

  • Blue or White: Dash lights

  • Green: Tach signal from engine
 
 
 
 
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