Home Mercury 2-stroke 18-40HP CDI Ignition Unit

Mercury 2-stroke 18-40HP CDI Ignition Unit

NOW $163.80
Or 4 interest-free payments of $40.95
In stock at 1 of our locations
🚛 Free NZ shipping
🔒 12 month warranty on all parts
NZ WOF compliant
🔧 Fitting available NZ wide

Features:
- Specifically designed for Mercury 2-stroke outboard motors
- Ensures optimal ignition timing for improved engine performance
- Easy installation for quick upgrades
- Compatible with various submodels and engine options for versatility

Replacement CDI Ignition Unit for Mercury 2-Stroke 18-40HP - Aftermarket Performance

Includes: 1 x CDI Ignition Unit

Fits Models: Mercury 2-Stroke Outboard Motors

Description: Upgrade your Mercury 2-stroke outboard motor's performance with this high-quality replacement CDI Ignition Unit. Designed to meet OEM-style specifications, this aftermarket unit ensures reliable ignition and improved engine efficiency. Perfect for enhancing the functionality of your 18-40HP models, this ignition unit provides a seamless fit and easy installation, making it an ideal choice for both seasoned boaters and DIY enthusiasts. Experience enhanced performance and reliability on the water with this essential component.

Enhance your boating experience with this reliable replacement ignition unit, ensuring your engine runs smoothly and efficiently.

Shipping Information

Most orders land in 5–12 business days. We'll keep you updated at every step of the journey.


The Kren Bits journey:

  • Order received — Day 0
  • With fulfilment — Day 1–2
  • Heading to courier — Day 2–4
  • Shipped — Day 3–7
  • Almost there — Day 5–10
  • Delivered — Day 5–14

Where your part ships from:

Your order ships from the closest warehouse with available stock across our six-warehouse network — NZ, AU, TH, UK, US, and CN.


We email you at every real milestone — order received, with fulfilment, heading to courier, shipped, almost there, delivered. No chasing, no vague waits.


For more details, visit our Track Your Order page.

Product Enquiry

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