1. Engines Aviation Parts Accessories For Sale
  2. sku: 1074160084083211
  3. PRATT WHITNEY 25978

PRATT WHITNEY 25978 Radial Engine Valve Seat R985 R1340

R1340 25978 Pratt Whitney R985

( Brand: Pratt Whitney ), ( Manufacturer Part Number: 25978 ), ( Part Type: Valve Engine Seat ), ( Country/region Of Manufacture: United States )

Review PRATT WHITNEY Radial Engine Valve Seat Assy

The 25978 Pratt & Whitney R985 R1340 Radial Engine Valve Seat is a critical component in the operation of the renowned R1340 engine, a design that has been a staple in aviation history since its inception in the 1930s. This valve seat is engineered to provide a secure and efficient seal between the valve and the engine's cylinder head, ensuring optimal engine performance and longevity.

The valve seat is manufactured from high-quality, heat-resistant materials, such as steel or ceramic, to withstand the extreme temperature and pressure conditions that the R1340 engine operates under. The precision machining of the seat ensures a perfect fit with the valve, reducing the risk of leaks and promoting smooth engine operation.

The 25978 Pratt & Whitney R985 R1340 Radial Engine Valve Seat is designed to be a direct replacement for the original component, ensuring a seamless installation process. It is also compatible with various R1340 engine models, including those used in vintage aircraft, making it an essential part for aviation enthusiasts and maintenance professionals.

In summary, the 25978 Pratt & Whitney R985 R1340 Radial Engine Valve Seat is a high-quality, precision-engineered part that plays a crucial role in the operation of the R1340 engine. Its durability, compatibility, and ease of installation make it an excellent choice for anyone looking to maintain or restore their R1340-powered aircraft.

Pros of buying a 25978 Pratt & Whitney R985 R1340 radial engine valve seat:

1. Authenticity: This valve seat is designed to fit the Pratt & Whitney R985 R1340 radial engine, ensuring compatibility and reliability.

2. High-quality materials: The valve seat is made of durable materials, which can withstand the high temperatures and pressures encountered in engine operation.

3. Improved engine performance: By replacing worn-out or damaged valve seats, you can improve the overall performance of the engine, leading to smoother operation and better fuel efficiency.

4. Saves time and money: Replacing damaged valve seats early on can prevent more extensive engine damage, which can save you time and money in the long run.

Cons of buying a 25978 Pratt & Whitney R985 R1340 radial engine valve seat:

1. Cost: Replacing valve seats can be an expensive process, especially for high-performance engines like the Pratt & Whitney R985 R1340.

2. Requires specialized knowledge and tools: Installing a valve seat requires specialized knowledge and tools, which may not be readily available to some users.

3. Potential for damage during installation: If the valve seat is not installed correctly, it can cause damage to the engine, which can be expensive to repair.

Conclusion:

The 25978 Pratt & Whitney R985 R1340 radial engine valve seat is a high-quality part that can improve the performance and longevity of your engine. However, it is an expensive investment that requires specialized knowledge and tools for installation. If you have the necessary resources and are committed to maintaining your engine, then replacing worn-out valve seats is a wise investment. If you are not confident in your abilities or have concerns about the cost, it may be worth considering hiring a professional mechanic to perform the installation.

Recommendation:

If you are considering purchasing the 25978 Pratt & Whitney R985 R1340 radial engine valve seat, I would recommend doing your research and ensuring that you have the necessary resources and knowledge to install it correctly. It may be worth investing in specialized tools or hiring a professional mechanic to ensure that the installation is done correctly and safely. Overall, replacing worn-out valve seats can be a valuable investment in maintaining the performance and longevity of your engine.

Details:

This offer includes the following: 1 each P/N: 22897 seat spring valve an121502 nut seal as always is an original Pratt Whitney mfg'd item. The amount seen by is usually wrong. In new unused surplus condition.

Here is 1 each of Pratt Whitney P/N: 25978 valve seat assay. This part is used on R985 R1340 Pratt Whitney series engines.

part #: 25978 prices

  • $16.95-$94.99

specifications engineaviatio:

  • brand: Pratt Whitney
  • mpn: 25978
  • part type: Valve Engine Seat
  • country/region of manufacture: United States

Ratings:

  1. Quick response and fast payment. Perfect! THANKS!! 04-15-17
  2. Good buyer, prompt payment, valued customer, highly recommended. 04-10-17
  3. Fast payment. 04-19-17
  4. Thank you for an easy, pleasant transaction. Excellent buyer.. 04-20-17
  5. Thank you for shopping with keeney enterprises 04-18-17

Returns engineaviatio:

  • paid by: Buyer
  • type: Money Back
  • policy: returns accepted
  • time: 14 Days

Offer engineaviatio:

  • Started: April 22, 2017, 11:52 am
  • quantity: 1
  • bids: 0
  • Sold: 0
  • best offer: false

Seller engineaviatio:

  • zipcode: 90066
  • city: Los Angeles, California

Shipping engineaviatio:

  • handling: 1 days
  • type: Calculated

General engineaviatio:

  • condition: New other see details
  • in stock: Yes
  • motors > parts accessories > aviation parts accessories motors > engines aviation parts accessories

Payments engineaviatio:

  • PayPal
part type: valve engine seat, country/region of manufacture: united states,
category: auto parts > aviation parts accessories > engines aviation parts accessories, sku: 1074160084083211,
Review#1 Quick response and fast payment. Perfect! THANKS!! ()
Review#2 Good buyer, prompt payment, valued customer, highly recommended. ()
Review#3 Fast payment. ()
Review#4 Thank you for an easy, pleasant transaction. Excellent buyer. A . ()
Review#5 Thank you for shopping with keeney enterprises ()
Pratt Whitney 25978 Is Similar To:
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5 offers $16.95–$94.99 USD
  • New other (see details). Offer #1 priced at $94.99 + $15.10 shipping estimate = $110.09* total. Always review your engine manual for correct application . These parts are used on & PRATT WHITNEY series engines.+$15.10 shipping
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