LYCOMING LW18591 Exhaust Heat LW16406

( Brand: Lycoming ), ( Manufacturer Part Number: LW18591 ), ( Part Type: Heat Shield Exhaust ), ( Compatible Make: Piper )

Review LYCOMING Exhaust Heat Shields used fits J2B

The Lycoming LW18591 J2B and LW16406 exhaust heat shields are essential components for protecting vital engine parts from the extreme heat generated during aircraft operation. These used heat shields are designed specifically for Lycoming IO-540 series engines, providing a critical layer of insulation between the engine exhaust system and the engine cowling or firewall.

The LW18591 J2B exhaust heat shield is designed to fit between the exhaust system and the engine cowling, while the LW16406 heat shield is intended for use between the exhaust system and the firewall. Both shields are made from high-temperature, heat-resistant materials to ensure effective insulation and durability.

These used heat shields feature a robust design, with multiple layers of insulation material sandwiched between strong, corrosion-resistant outer layers. The outer layers are typically made of aluminum or other lightweight metals to minimize weight and maximize engine performance.

The LW18591 J2B and LW16406 exhaust heat shields come in a set, allowing for replacement of both shields during engine maintenance or overhaul. Each shield is designed to fit securely in place with the help of mounting hardware, ensuring a proper seal and effective heat insulation.

It's important to note that these heat shields are considered used, which means they may show signs of wear or damage from previous use. However, they are still functional and can provide adequate insulation for your IO-540 series engine during normal operation.

In summary, the Lycoming LW18591 J2B and LW16406 exhaust heat shields are crucial components for maintaining the performance and safety of your IO-540 series engine. These used heat shields offer effective insulation from engine exhaust heat, are made from high-temperature, heat-resistant materials, and come in a set for replacement of both shields.

1. Cost Savings: Used exhaust heat shields can be significantly cheaper than buying new ones. This can be an attractive option for budget-conscious aircraft owners.

2. Availability: Used parts may be more readily available than new ones, especially for older aircraft models.

3. History: Used parts often come with a history, which can be helpful in understanding their condition and potential issues.

1. Condition: Used parts may not be in the same condition as new ones. They may have wear, damage, or even cracks that could compromise their effectiveness or safety.

2. Compatibility: Used parts may not be compatible with newer aircraft systems or modifications. This could lead to additional costs and complications.

3. Warranty: Used parts typically do not come with a warranty, which can be a risk for buyers.

In conclusion, buying used Lycoming LW18591 J2B LW16406 exhaust heat shields can be a cost-effective option, but it comes with potential risks. Before making a purchase, it's essential to carefully inspect the condition of the used parts, ensure their compatibility with your aircraft, and consider the lack of a warranty. If the used parts meet these requirements and the cost savings are significant, then it may be a worthwhile investment. However, if the potential risks outweigh the benefits, it may be better to invest in new exhaust heat shields. Ultimately, the decision depends on the individual circumstances and priorities of the aircraft owner.

Details:

1ea LH LW16406 short shield w/2 clamps Right LW18591 long clamps, I have 2 sets available, new set cost from Lycoming $2150 LTIO/TIO540J2B engine exhaust heat shields-used AR in nice condition. Lycoming LTIO/TIO540J2B engine exhaust heat shields-used AR in nice condition.One set has 2 shields for one.

part #: lw18591 prices

• $438.08-$500.00

specifications aviationpar:

• for models: J2b
• brand: Lycoming
• mpn: Lw18591
• part type: Heat Shield Exhaust
• compatible make: Piper

offer aviationpar:

• options: Ship-to-home
• availability: In Stock
• quantity: 2
• started: April 13, 2026
• sold: 0

seller aviationpar:

• city: Santa Ana, California
• rating: 100.0%
• # reviews: 2241

payments aviationpar:

• other
• wallet: Paypal
• credit card: Diners-club

general aviationpar:

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

shipping aviationpar:

• carrier: UPS
• cost: $18.00
• class: Standard
• type: Fixed
• service: UPS Ground
• transit: 3-7 Days

returns aviationpar:

• policy: No Returns

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