
861443 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $164.99 | Condition is Used, OEM 861443 Mercury Mercruiser Flame Arrestor, FREE SHIPPING | 99.5% |
![]() | $174.99 | Top Pick! Condition is Used, OEM MerCruiser Flame Arrestor +Hose P/N: 861443, shipping cost = $30.00 | 99.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $199.00 | Condition is For parts or not working, MerCruiser flame arrestor 861443. Made in the USA Barron Corp Detroit MICH, shipping cost = $22.40 | 100.0% |

The Mercruiser 861443 Bravo 350 MPI engine flame arrestor is an essential component of the fuel system in MerCruiser Bravo 350 MPI (Multi-Port Fuel Injection) engines. This flame arrestor plays a critical role in ensuring the safe operation of your marine engine by preventing the backflow of fuel vapors or flames into the engine's intake manifold.
The flame arrestor is designed with a high-quality, heat-resistant material, such as ceramic or metal, to withstand the extreme temperatures and pressures within the engine compartment. The arrestor's construction includes a series of fine screens or mesh that filters fuel vapors while allowing air to pass through. This design ensures that fuel vapors are safely burned in the combustion chamber, preventing them from reaching the intake manifold and potentially causing a fire.
The Mercruiser 861443 Bravo 350 MPI engine flame arrestor is specifically engineered for use with MerCruiser Bravo 350 MPI engines. It is designed to fit securely into the engine compartment and is typically located near the intake manifold. The arrestor's installation process is straightforward, with clear instructions provided in the engine's user manual.
The flame arrestor's maintenance requirements are minimal, but it is essential to ensure that it remains in good working order. Regular inspections of the arrestor's screens or mesh for blockages or damage is recommended. If the screens become clogged, they can be cleaned using a gentle solvent or by soaking them in warm water with a mild detergent. However, it is important to avoid using harsh chemicals or high-pressure water, as this could damage the arrestor.
In summary, the Mercruiser 861443 Bravo 350 MPI engine flame arrestor is an essential safety feature that helps prevent fuel vapors or flames from entering the engine's intake manifold. Its high-quality, heat-resistant construction ensures its durability and effectiveness, making it a vital component for safe and reliable engine operation. Regular inspections and maintenance are essential to ensure the arrestor's continued functionality and to help extend the life of your MerCruiser Bravo 350 MPI engine.
The Mercruiser 861443 Bravo 350 MPI engine flame arrestor is a crucial component of the engine's fuel system. It is designed to prevent the backflow of fuel into the engine when it is not running, which can lead to potential fires. Here are some pros and cons of buying this flame arrestor:
Pros:1. Safety: The primary function of a flame arrestor is to ensure safety by preventing fuel backflow and potential fires.
2. Compatibility: This flame arrestor is specifically designed for the Mercruiser Bravo 350 MPI engine, ensuring a perfect fit and seamless integration.
3. Quality: Mercruiser is a well-known brand with a reputation for producing high-quality marine engines and components.
4. Easy installation: The flame arrestor is relatively easy to install, which can save time and money on installation costs.
Cons:1. Cost: Compared to some aftermarket flame arrestors, the Mercruiser original may be more expensive.
2. Availability: Since it is an original equipment manufacturer (OEM) part, it may not be as widely available as aftermarket alternatives.
3. Limited customization: As it is an OEM part, there may be limited options for customization or upgrades.
In conclusion, the Mercruiser 861443 Bravo 350 MPI engine flame arrestor is a vital safety component that offers the benefits of compatibility, quality, and ease of installation. However, its cost and availability may be limitations for some buyers. Ultimately, the decision to purchase this flame arrestor comes down to your priorities safety, reliability, and convenience versus cost and availability. If safety is your top priority and you value the peace of mind that comes with using an OEM part, then the Mercruiser flame arrestor is a worthwhile investment.
Details:
specifications inboardfuel:
- for models: 350
- brand: Mercruiser
- mpn: 861443
- part type: Flame Engine
- country/region of manufacture: United States
payments inboardfuel:
- credit card: diners-club
- wallet: google-pay
- other
shipping inboardfuel:
- service: usps priority mail
- class: expedited
- transit: 2-4 days
- carrier: usps
- type: calculated
offer inboardfuel:
- started: may 27, 2025
- sold #: 17
- prices: $164.99–$199.00
- item condition:
- Used
- For parts or not working
- options: ship-to-home
- in stock #: 3
- availability: in stock
seller inboardfuel:
- # reviews: 3446
- city: lusby, maryland
- rating: 100.0%
returns inboardfuel:
- policy: no returns
general inboardfuel:
- category: Boat Parts > Inboard Engines Components > Intake Fuel Systems
Similar Items:
- 806507: ENGINE MOUNT MOTOR, Mercruiser
- 59-4542: FLAME FILTER ENGINE, K N Filters
- 2BBL-V8-5-0L-5-7L-860100: INTAKE MANIFOLD, Mercury Mercruiser Alpha Bravo
- 98323A6: ENGINE MOUNT, Mercruiser
- 44196-1: SPARK, Mercruiser
- 61854-52139: ENGINE MOUNT, Mercruiser
- YSC-12290-00-0C: ENGINE MOUNT, Mercruiser
- 0C6712372: COVER ENGINE, Mercruiser
- J1928: FLAME, Mercruiser
- 841429T: FLAME, Mercruiser
- B175-39: FLAME CLEANER, Bendix Zenith


