LYCOMING 69443-D Intake Rocker Arm

( Brand: Lycoming ), ( Manufacturer Part Number: 69443-D ), ( Part Type: Intake Arm ), ( Country Of Origin: United States )

Review LYCOMING Intake Rocker Arm Pn 69443/ Lot Of

The Lycoming 69443-D Intake Rocker Arm is an essential component of the Lycoming IO-540 series aircraft engines. This intake rocker arm is meticulously designed and engineered to provide optimal performance and reliability for aviation applications.

Measuring approximately 3.37 inches in length, 1.06 inches in width, and 1.1 inches in height, this intake rocker arm is precisely manufactured to fit and function seamlessly within the engine system. It is crafted from high-strength materials, ensuring durability and resistance to the rigors of flight.

The intake rocker arm plays a crucial role in the engine's intake cycle, facilitating the up-and-down motion of the intake valves. This motion enables the engine to draw in a continuous supply of air-fuel mixture for combustion, which is essential for generating power.

This particular model, the 69443-D, is an improved version of its predecessors. It features a unique design with enhanced durability and reduced wear. The arm is equipped with needle bearings that minimize friction and ensure a smooth rocking motion, thereby reducing engine noise and improving overall performance. Additionally, the arm's high-strength steel construction with precision-machined surfaces ensures a secure connection with the rocker arm pushrods and the engine block.

The Lycoming 69443-D Intake Rocker Arm is backed by the reputation and expertise of Lycoming Engines, a leading manufacturer of piston aircraft engines. This assurance of quality and reliability makes it an excellent choice for aviation professionals and enthusiasts seeking top-tier performance and durability for their aircraft engines.

In conclusion, the Lycoming 69443-D Intake Rocker Arm is a vital and robust engine component that plays a crucial role in the intake cycle of the IO-540 series aircraft engines. Its precision engineering, high-strength materials, and enhanced durability make it a reliable and efficient solution for ensuring optimal engine performance and longevity.

Pros and Cons of Buying a Lycoming 69443-D Intake Rocker Arm (69443)

The Lycoming 69443-D Intake Rocker Arm (69443) is a crucial part of an aviation engine. Replacing worn-out or damaged rocker arms is essential for maintaining optimal engine performance. In this analysis, we will discuss the pros and cons of purchasing this specific intake rocker arm.

1. Improved engine performance: A new intake rocker arm will help restore the engine's power and efficiency. Worn-out rocker arms can cause power loss and decreased performance.

2. Enhanced safety: A faulty intake rocker arm can lead to engine damage or even failure. Replacing it with a new part ensures the safety of the aircraft.

3. OEM (Original Equipment Manufacturer) part: The Lycoming 69443-D Intake Rocker Arm (69443) is an original equipment manufacturer part, meaning it is designed and manufactured specifically for Lycoming engines. It ensures a proper fit and optimal functionality.

1. Cost: The cost of purchasing a new Lycoming 69443-D Intake Rocker Arm (69443) can be relatively high. It may be more cost-effective to consider rebuilding the existing rocker arm or purchasing a used one, depending on its condition.

2. Availability: The availability of this specific part may vary depending on the supplier or distributor. It's essential to check with multiple sources to ensure availability and competitive pricing.

The Lycoming 69443-D Intake Rocker Arm (69443) is an essential component for maintaining optimal engine performance and ensuring the safety of an aircraft. Its advantages, such as improved engine performance, enhanced safety, and OEM part quality, outweigh the disadvantages, including cost and availability. However, it's crucial to consider the specific circumstances and budget of the aircraft owner when deciding whether to purchase, rebuild, or find a used one.

Based on the information provided, it is recommended to consider purchasing the new Lycoming 69443-D Intake Rocker Arm (69443) if the aircraft's budget and maintenance plan allow for it. The advantages of a new OEM part can lead to long-term engine performance improvements and increased safety. However, it's essential to explore alternative options, such as rebuilding or purchasing a used rocker arm, to ensure the best value for the investment.

Details:

LYCOMING INTAKE ROCKER ARM PN 69443/ LOT OF 8.

part #: 69443 prices

• $62.00-$153.00

specifications aviationpar:

• brand: Lycoming
• mpn: 69443-d
• part type: Intake Arm
• country of origin: United States

seller aviationpar:

• rating: 100.0%
• # reviews: 1579
• city: Hastings, Florida

offer aviationpar:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: March 17, 2026
• quantity: 2

payments aviationpar:

• cash
• money order
• other
• credit card: Visa
• wallet: Apple-pay
• check

returns aviationpar:

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

shipping aviationpar:

• carrier: USPS, FedEx, UPS
• type: Calculated
• transit: 4-10 Days
• class: Standard, Expedited
• service: USPS Ground Advantage, FedEx Ground / FedEx Home Delivery, UPS 2nd Day Air
• cost: $8.97

general aviationpar:

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

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