SLICK UNISON 4270-R Magneto Spark Turned O-320 O-360

( Brand: Slick Unison ), ( Manufacturer Part Number: 4270-R ), ( Part Type: Spark Magneto ), ( Compatible Make: Champion ), ( Country Of Origin: United States )

Review SLICK UNISON Model Magneto Long Blue Spark When Turned fits LYCOMING

Slick Unison 4270-R 4270 Magneto Spark Ignition System for Lycoming O-320 and O-360 Engines

Experience unparalleled reliability and performance with the Slick Unison 4270-R 4270 Magneto Spark Ignition System, specifically designed for Lycoming O-320 and O-360 engines. This high-quality ignition system is an exceptional upgrade for your aircraft, offering a combination of efficiency, durability, and precision that sets it apart from conventional ignition systems.

The Slick Unison 4270-R 4270 Magneto Spark Ignition System is a dual-ignition setup, ensuring consistent power delivery across both cylinders. It is equipped with an advanced 4270 magneto, which generates a robust, reliable spark that aids in optimal combustion. This results in improved engine performance, faster throttle response, and enhanced fuel efficiency.

The system's design prioritizes safety, with a focus on reducing the risk of engine failure due to ignition issues. The 4270 magneto features a robust construction, using high-quality materials that can withstand the rigors of flight, even in harsh weather conditions. The ignition system is also equipped with redundant safety features, such as a built-in High-Tension Ignition Safety Switch, which prevents accidental ignition during maintenance or ground operations.

The Slick Unison 4270-R 4270 Magneto Spark Ignition System is easy to install, thanks to its plug-and-play design that requires minimal modifications to your existing engine wiring. It also comes with comprehensive installation instructions, ensuring a hassle-free installation process.

Invest in the Slick Unison 4270-R 4270 Magneto Spark Ignition System and elevate the performance and reliability of your Lycoming O-320 or O-360 engine. This upgrade not only enhances the overall flying experience but also adds an extra layer of safety to your aircraft, giving you peace of mind during every flight.

The Slick Unison 4270-R magnetic spark conversion system for Lycoming O-320 and O-360 engines has its advantages and disadvantages, which are discussed below.

1. Improved Performance: Magnetic spark systems can provide a hotter spark, resulting in improved combustion efficiency and potentially increased engine performance.

2. Longer Life Span: Magnetic spark systems are known for their durability and longer life span compared to traditional points and condensers.

3. Simplified Maintenance: With fewer moving parts, magnetic spark systems require less maintenance. This can lead to cost savings over time.

4. Compatibility: This system is designed to work with both O-320 and O-360 engines, making it a versatile choice for aircraft owners.

1. Cost: The initial cost of a magnetic spark conversion system can be higher than traditional systems.

2. Installation Complexity: Installing the system may require specialized knowledge or professional assistance.

3. Potential Interference: Some pilots have reported issues with radio interference from magnetic spark systems, although this can often be mitigated with proper grounding.

4. Compatibility with Other Systems: Ensure that the system is compatible with your aircraft's existing electrical system and accessories.

In conclusion, the Slick Unison 4270-R magnetic spark conversion system offers potential benefits in terms of performance, durability, and maintenance, but these benefits come at a higher initial cost and with some potential installation and compatibility considerations. If you're comfortable with the installation process or are willing to hire a professional, and if you're prepared for the initial investment, this system could be a worthwhile upgrade for your aircraft. However, it's important to carefully consider all factors and potentially seek advice from an aviation professional before making a decision.

Details:

All goods are sent in secure packaging. If you would like Expedited Shipping, contacts. Airworthiness's to be determined by the person installing subject item on aircraft. Fits most O-320s and O-360's.

Unison Slick model 4270R Magneto, Tested, long blue spark when rotated, unknown time. Sold as a core. Blue data tag indicates overhauled by Slick Unison, Removed for engine overhaul. The Shipping Charges and/or items with Free Shipping apply to the 48 Contingent States.

part #: 4270 prices

• $99.99-$325.00

specifications engineaviatio:

• for models: Lycoming
• brand: Slick Unison
• mpn: 4270-r
• part type: Spark Magneto
• compatible make: Champion
• country of origin: United States

returns engineaviatio:

• policy: No Returns

offer engineaviatio:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: January 28, 2026
• quantity: 1

shipping engineaviatio:

• type: Fixed
• cost: $22.00
• class: Standard
• transit: 3-7 Days
• service: Standard

seller engineaviatio:

• rating: 100.0%
• city: Comfort, Texas
• # reviews: 4985

payments engineaviatio:

• other
• wallet: Google-pay
• credit card: Mastercard

general engineaviatio:

• condition: Used
• Aviation Parts Accessories > Engines > Engine Components

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