1. Snowmobile Parts Items
  2. sku: 9608412063328673
  3. YAMAHA 8N4-20

YAMAHA 8N4-20 Cdi Box Srv Snowmobiie Engine Ignition 485

fits model: 300, 340, 540, Enticer, Phazer. make: Yamaha.

8n4-20 Yamaha Oem Enticer 300 340 Phazer 485 Srv 540 Snowmobiie Engine Cdi Ignition Box

( Manufacturer Part Number: 8N4-20 ), ( Part Type: Ignition Box Engine )

Review YAMAHA Oem 485 Srv Snowmobiie Engine Cdi Ignition Box fits ENTICER PHAZER 300 340 540

Introducing the Yamaha 8N4-20 CDI Ignition Box for the Enticer 300, Phazer 485, SRV 540, and other select 340cc and 540cc snowmobiles. This essential component is responsible for igniting the engine's fuel mix in a precise and efficient manner, ensuring optimal performance and reliability.

The 8N4-20 CDI Ignition Box features a Capacitive Discharge Ignition (CDI) system. This advanced ignition technology delivers a strong and consistent spark to the engine's cylinders, enhancing combustion efficiency and power output. The CDI system also prolongs the life of the ignition points and reduces the need for frequent maintenance.

The ignition box is designed with a durable and weather-resistant construction, ensuring it can withstand the harsh conditions of the snowmobile environment. It is compact and lightweight, making it easy to install and replace.

This Yamaha ignition box is an essential upgrade for any snowmobile enthusiast who wants to improve their vehicle's performance and reliability. By providing a more efficient and consistent ignition system, the 8N4-20 CDI Ignition Box can help you get the most out of your snowmobile, whether you're cruising the trails or tackling the most challenging terrain.

In summary, the Yamaha 8N4-20 CDI Ignition Box is a high-performance and durable component for your Enticer 300, Phazer 485, or SRV 540 snowmobile. Its advanced CDI ignition technology delivers a strong and consistent spark, enhancing combustion efficiency and prolonging the life of the ignition system. The ignition box is compact, lightweight, and weather-resistant, making it the perfect upgrade for any snowmobile enthusiast looking to maximize their vehicle's performance and reliability.

Pros and Cons of Buying a Yamaha 8N4-20 CDI Ignition Box for Your Snowmobile

1. Understanding the Part:

The Yamaha 8N4-20 CDI ignition box is a crucial component of a Yamaha snowmobile engine. It generates the high voltage required to ignite the fuel in the engine's cylinders. A faulty ignition box can cause starting issues, misfires, and poor engine performance.

2. Pros of Buying a New Yamaha 8N4-20 CDI Ignition Box:

a. Improved Performance: A new ignition box ensures optimal engine performance, enhancing your snowmobiling experience.

b. Better Fuel Economy: A well-functioning ignition box can help improve fuel efficiency by ensuring complete combustion of fuel.

c. Reliability: A new ignition box guarantees reliability, reducing the chances of unexpected breakdowns.

d. Longer Engine Life: Proper ignition system function can contribute to a longer engine lifespan.

3. Cons of Buying a New Yamaha 8N4-20 CDI Ignition Box:

a. Cost: A new ignition box can be an expensive investment, especially for older models.

b. Time and Labor: Installing a new ignition box requires time and labor, potentially adding to the overall cost.

c. Availability: Finding a new ignition box for an older model could be challenging, as they may no longer be in production.

4. Conclusion:

A Yamaha 8N4-20 CDI ignition box is a crucial part of your snowmobile's engine system that plays a significant role in performance, reliability, and fuel economy. While the upfront cost can be high, the long-term benefits include improved performance, better fuel economy, and increased reliability. If you are experiencing starting issues, misfires, or poor engine performance, investing in a new ignition box could be a worthwhile investment.

5. Recommendation:

Before purchasing a new ignition box, consider checking with your local Yamaha dealership, snowmobile shops, or online marketplaces for availability and pricing. You may also want to explore rebuildable or reconditioned ignition boxes as a more cost-effective alternative. If you decide to go with a new ignition box, ensure you have the necessary tools and knowledge to install it or hire a professional to do the job.

Details:

This OEM Yamaha Phazer, SRV, and Enticer 300/340 CDI is in good shape has the number 8N4-20. Free shipping. This one doesn't have the blue wire as some do.

part #: 8n420 prices

  • $35.00-$59.99

specifications snowpar:

  • for models: 300, 340, 540, Enticer, Phazer
  • for makes: Yamaha
  • mpn: 8n4-20
  • part type: Ignition Box Engine

shipping snowpar:

  • class: Standard
  • carrier: USPS
  • service: USPS Ground Advantage
  • cost: $0.00
  • transit: 5-8 Days
  • type: Fixed

returns snowpar:

  • paid by: Buyer
  • policy: Returns Accepted
  • time: 14 Days

payments snowpar:

  • wallet: Apple-pay
  • credit card: Visa
  • other

offer snowpar:

  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • quantity: 1
  • started: December 31, 2025

general snowpar:

  • condition: Used
  • Parts Accessories > Snowmobile Parts > Other Parts

seller snowpar:

  • # reviews: 602
  • rating: 100.0%
  • city: Lake Odessa, Michigan
for models: 300, 340, 540, enticer, phazer, for makes: yamaha, part type: ignition box engine,
category: snowmobile parts > parts, sku: 9608412063328673,

Yamaha 8N4-20 Is Similar To:

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2 offers $35.00–$59.99 USD
  • Offer #1: $35.00 price + $0.00 shipping estimate = $35.00* total. This OEM Yamaha Phazer, SRV, and Enticer 300/340 CDI is in good shape and has the number.FREE SHIPPING
  • Offer #2: $59.99 price + $0.00 shipping estimate = $59.99* total. This Yamaha8N4-85540-20-00 CDI UNIT ASSEMBLY fits the following models and components. This is a Quality used YAMAHA CDI box that is marked as.FREE SHIPPING

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