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Yamaha SR500 CDI Governor With 13 Settings to Adjust Ignition Timing 40018


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Manufacturer #:40018

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If item is out of stock please allow approximately 15 business days for procurement.
Shipment times may vary based on manufacturer availability. 
CDI Governor
  • Gradually retards the ignition timing 
  • Guarantees optimized performance, as the ignition is adjustable within 12 level settings and by up to 24 ° Perfect addition with performance-camshafts, cylinder capacity enlargement/overbore sizes, higher compression, etc.
  • No more dangerous engine damaging  pinging
  • No further modifications required to the ignition system, etc.
  • Delivered in a ready to mount package, including easy-to-understand instructions
  • Fits all tuned SR500
1978-1994 SR500