
86271 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $33.00 | Condition is Used, W5b FLAME ARRESTOR MERCRUISER 44196-1 701517A 96271A1, shipping cost = $10.00 | 99.9% |
![]() | $33.00 | Condition is Used, W5a FLAME ARRESTOR MERCRUISER 44196-2 96271A1, shipping cost = $10.00 | 99.9% |
![]() | $33.00 | Condition is Used, W5b FLAME ARRESTOR MERCRUISER 44196-1 701517Aa 86271A1, shipping cost = $10.00 | 99.9% |
![]() | $30.00 | Condition is Used, W5b FLAME ARRESTOR MERCRUISER 701517A, shipping cost = $16.45 | 99.7% |
![]() | $45.00 | Condition is Used, Used Mercruiser Flame Arrestor 86271A1, shipping cost = $17.09 | 100.0% |

The Mercruiser 86271 Flame Arrestor is an essential component of marine fuel systems, designed to prevent the backfiring of fuel vapors into the engine intake. This arrestor is specifically engineered for use with Mercruiser 3.0L, 3.5L, 4.3B, 4.3M, 4.3L, 5.0L, 5.3L, 5.7L, 6.2L, and 8.2L engines.
Measuring 2.3 inches in diameter and 4.3 inches in length, the 86271 Flame Arrestor is constructed from high-quality, corrosion-resistant materials. The body is made of aluminum, while the flame screen is formed from stainless steel mesh. This robust design allows the arrestor to withstand the harsh marine environment and provide reliable protection against fuel vapor backfiring.
The flame screen on the Mercruider 86271 Flame Arrestor features a unique, open-cell design that allows fuel to pass through while preventing the passage of fuel vapors. This design ensures an efficient fuel flow while maintaining a high level of safety. The flame arrestor also includes a built-in vent for pressure equalization, which helps to prevent the buildup of vacuum or pressure within the system.
The installation of the Mercruider 86271 Flame Arrestor is straightforward, and it can be easily fitted onto the engine intake manifold. The arrestor comes with a gasket and fasteners for secure attachment, ensuring a tight seal and effective performance.
In summary, the Mercruider 86271 Flame Arrestor is a crucial addition to any marine fuel system, providing essential protection against fuel vapor backfiring. Its robust design, made from high-quality materials, ensures reliable performance in even the harshest marine environments. With its efficient fuel flow and easy installation, the 86271 Flame Arrestor is an indispensable tool for maintaining the safety and functionality of your Mercruiser engine.
Mercruiser 86271 Flame Arrestor: A Detailed Analysis
The Mercruiser 86271 flame arrestor is a crucial component in marine engines that prevents the backfiring of fuel into the carburetor. This part is essential for the safe and efficient operation of your engine. Let's discuss the pros and cons of purchasing this flame arrestor.
Pros:1. Safety: The primary function of a flame arrestor is to ensure the safety of the engine by preventing fuel from entering the carburetor during backfiring. The Mercruiser 86271 flame arrestor effectively performs this task.
2. Easy Installation: This flame arrestor is relatively easy to install, and most users report that it takes less than an hour to replace the old one with a new one.
3. Durable: The Mercruiser 86271 flame arrestor is made of high-quality materials and is designed to withstand the harsh marine environment.
4. OEM Part: This flame arrestor is an original equipment manufacturer (OEM) part, which means it is specifically designed for Mercruiser engines and is guaranteed to fit and function correctly.
Cons:1. Cost: Compared to some aftermarket flame arrestors, the Mercruiser 86271 flame arrestor can be quite expensive.
2. Availability: Depending on your location, it might be challenging to find a local supplier that carries this specific part. You may need to order it online, which could take some time.
Conclusion:The Mercruiser 86271 flame arrestor is an essential safety component for your marine engine. Its durability, easy installation, and OEM quality make it a worthwhile investment, despite the higher cost compared to some aftermarket alternatives. If you value safety and want a reliable part that fits perfectly, the Mercruiser 86271 flame arrestor is an excellent choice.
Recommendation:If you're in the market for a new flame arrestor for your Mercruiser marine engine, the Mercruiser 86271 flame arrestor is a solid recommendation. Its proven performance, ease of installation, and OEM quality make it a wise investment for the safety and longevity of your engine.
Details:
86271 Mercruiser flame arrestor. Shipped with USPS ground advantage. Condition is new.
specifications inboardfuel:
- brand: Mercruiser
- mpn: 86271
- part type: Flame
general inboardfuel:
- category: Boat Parts > Inboard Engines Components > Intake Fuel Systems
returns inboardfuel:
- time: 14 days
- paid by: buyer
- policy: returns accepted
payments inboardfuel:
- wallet: apple-pay
- credit card: discover
- other
- cash
shipping inboardfuel:
- transit: 5-11 days
- type: fixed
- service: usps ground advantage
- carrier: usps
- class: standard
offer inboardfuel:
- options: ship-to-home
- in stock #: 5
- prices: $30.00–$45.00
- item condition: Used
- started: august 16, 2025
- sold #: 13
- availability: in stock
seller inboardfuel:
- rating: 100.0%
- # reviews: 1892
- city: south amboy, new jersey
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