LYCOMING LW-13899 Magneto Gear GUM03

( Brand: Lycoming ), ( Manufacturer Part Number: LW-13899 ), ( Part Type: Magneto Gear )

Review LYCOMING Magneto Gear Not Perfect Gum03

The Lycoming LW-13899 Magneto Gear Gum Set is an essential component for the maintenance and proper functioning of certain Lycoming engines. This set includes three magneto gear gums, which are used to seal the magneto gear end play and maintain the correct clearance between the magneto gear and the engine crankshaft.

Each magneto gear gum is meticulously crafted from a high-quality, durable material that is designed to withstand the rigors of aviation use. The gums are specifically engineered to fit the Lycoming LW series engines, ensuring a precise and secure fit.

The magneto gear gums are supplied in a kit, along with detailed installation instructions, to make the replacement process as straightforward as possible. The installation process is relatively simple and can typically be completed in a short amount of time, using common hand tools.

The Lycoming LW-13899 Magneto Gear Gum Set is an important part of regular engine maintenance and should be inspected and replaced as needed. Over time, the magneto gear gums can wear out or become damaged, which can lead to a loss of end play and potentially cause engine damage or failure.

By using the Lycoming LW-13899 Magneto Gear Gum Set, you can ensure that your engine is operating at its best and that you are flying safely and efficiently. This set is a must-have for any Lycoming engine owner or maintenance professional, and is an essential addition to any aviation toolkit.

Pros and Cons of Buying a Lycoming LW-13899 Magneto Gear Gum (Type G-03) for an Aviation Application

The Lycoming LW-13899 Magneto Gear Gum (Type G-03) is a critical component used in the ignition system of various aviation engines. This article aims to provide a balanced analysis of the potential advantages and disadvantages of purchasing this magneto gear gum.

1. Superior Performance: The Lycoming LW-13899 Magneto Gear Gum (Type G-03) is known for its superior performance in providing reliable ignition to aviation engines. It has a longer lifespan than other types of magneto gear gum, reducing the need for frequent replacements.

2. Enhanced Durability: This magneto gear gum is designed to withstand the harsh operating conditions of aviation engines. It is resistant to wear, tear, and corrosion, ensuring that the ignition system functions effectively even in challenging environments.

3. Improved Fuel Efficiency: The Lycoming LW-13899 Magneto Gear Gum (Type G-03) can help improve the fuel efficiency of aviation engines. By providing a consistent and efficient ignition, the engine can operate more efficiently, reducing the amount of fuel required for a given level of power output.

4. Reduced Maintenance Costs: Due to its longer lifespan and durability, the Lycoming LW-13899 Magneto Gear Gum (Type G-03) can help reduce maintenance costs. Frequent replacements of the magneto gear gum are eliminated, saving both time and money.

1. Higher Upfront Cost: The Lycoming LW-13899 Magneto Gear Gum (Type G-03) may have a higher upfront cost compared to other types of magneto gear gum. However, the long-term savings in terms of reduced maintenance costs and increased fuel efficiency may offset this initial investment.

2. Limited Availability: In some areas, the Lycoming LW-13899 Magneto Gear Gum (Type G-03) may be less readily available than other types of magneto gear gum. This could result in longer lead times for repairs or replacements, potentially impacting an aircraft's operational readiness.

3. Complex Installation: Installing the Lycoming LW-13899 Magneto Gear Gum (Type G-03) may require specialized knowledge and tools. Proper installation is crucial for the magneto gear gum to function effectively and efficiently, potentially adding to the overall cost and complexity of the purchase.

The Lycoming LW-13899 Magneto Gear Gum (Type G-03) offers several advantages for those in the aviation industry, including superior performance, enhanced durability, improved fuel efficiency, and reduced maintenance costs. However, it also comes with some disadvantages, such as a higher upfront cost, limited availability, and complex installation. Ultimately, the decision to purchase this magneto gear gum depends on the specific needs and resources of the aviation organization. If reliability, efficiency, and longevity are top priorities, the Lycoming LW-13899 Magneto Gear Gum (Type G-03) may be a worthwhile investment.

For those in the aviation industry seeking a high-performing, long-lasting magneto gear gum, the Lycoming LW-13899 Magneto Gear Gum (Type G-03) is a strong recommendation. Despite its higher upfront cost and complex installation, the long-term savings and benefits it offers make it a valuable investment for maintaining the performance and reliability of aviation engines. Organizations should carefully consider their resources, availability of the magneto gear gum, and the importance of consistent ignition for their operations before making a decision.

Details:

Certification status, production status and maintenance on this part is unknown. I am offering a Lycoming LW-13899 Magneto Gear. Its very clean, but it is as stated. This is not perfect, it has some micro pitting on of the gear teeth.

part #: lw13899 prices

• $625.00-$1750.00

specifications aviationpar:

• brand: Lycoming
• mpn: Lw-13899
• part type: Magneto Gear

shipping aviationpar:

• transit: 5-10 Days
• cost: $8.95
• carrier: USPS
• service: USPS Priority Mail
• type: Fixed
• class: Expedited

seller aviationpar:

• rating: 100.0%
• city: Plymouth, Indiana
• # reviews: 11130

general aviationpar:

• condition: Used
• Parts Accessories > Aviation Parts Accessories > Parts

payments aviationpar:

• other
• wallet: Apple-pay
• credit card: Diners-club

returns aviationpar:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

offer aviationpar:

• availability: In Stock
• sold: 0
• started: December 28, 2025
• quantity: 1
• options: Ship-to-home

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