CDI Switch Box for Mercury Marine Outboard 4-225 HP Models

$USD 139.00
Availability: In stock

We would like to share our 15 years of experience with our clients and help them find the right part for the problem. This product has a low defect rate, but a high return rate from customers: Either clients are buying it to resolve a spark issue that is not caused by the CDI box, or they are buying the wrong part for their make model and year.

Before purchasing, please make sure to follow our advices:

  • Always double check our pictures & fitments against the part you physically have on the vehicle (Our pictures are accurate).
  • If you are buying this part for spark issues: these vehicles are notorious for stator failure, please make sure you have properly tested the stator before purchasing.
  • Clients are buying this part for performance: Great add-on with an aggressive timing curve and increased rev limiter.
Dimensions :
Width : 79 mm
Length : 136 mm
Height: 26 mm
Fixation holes center to center : 143 mm

Follow these instructions :

  • If the Black Ground Wire is Not Already Connected to the CDI Box, fasten to One of the 4 Mounting Holes on the Outside of the Box
  • Fasten the Other End of This Black Wire to a Good Ground Spot on the Engine.
  • If the Engine Uses an Orange Colored Lead That is Connected to the Box, Connect This to the "Black/Yellow" Stud on the New Box.

Brand new aftermarket CDI box

  • Our PeakRPM technology provides a more aggressive timing curve for increased throttle response
  • Ride at full throttle with our application-specific CDI box that raises the rev limiter by 1000 RPM
  • Enjoy fast & easy installation with our plug & play design and included dielectric connector grease
  • OEM-grade electronic components and printed circuit boards for long-term reliability and performance
  • 90% of ignition issues are caused by a faulty stator. Fully test ignition components before buying

All item pictures are accurate, if in doubt do not hesitate and compare our item to your original part.

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