1. Boat Parts In Otsterndriv Sterndrive Prices For Sale.
  2. sku: 5098809850223881
  3. MERCRUISER 863078A06

MERCRUISER 863078A06 Throttle Body 866576A04

866576a04 Mercruiser 863078a06 Throttle Body Assembly Oem #863078a06 #866576a04

( Brand: Mercruiser ), ( Manufacturer Part Number: 863078A06 ), ( Part Type: Throttle ), ( Country Of Origin: United States )

Review MERCRUISER Throttle Body Assembly Oem #863078a06 #866576a04

Introducing the Mercruiser 863078a06 Throttle Body, an essential component for the smooth and efficient operation of your Mercruiser engine. This throttle body, specifically identified by the part numbers 863078a06 and 866576a04, is meticulously designed to allow optimal control over your boat's engine speed.

The Mercruiser 863078a06 Throttle Body is characterized by its robust construction, ensuring durability and reliability even in the most demanding marine environments. It is engineered with a high-flow design, enabling a quick response to throttle input, ensuring your boat accelerates smoothly and swiftly. The body is crafted from marine-grade materials, providing excellent resistance to corrosion and wear.

This throttle body features a built-in bypass system, which is designed to maintain proper fuel flow to the engine even when the throttle is fully closed. This results in improved fuel efficiency and reduced emissions, making it not only a high-performing component but also an eco-friendly choice for your boat.

The Mercruiser 863078a06 Throttle Body is also equipped with a vacuum-operated idle control system. This system enables you to fine-tune the engine's idle speed, ensuring a stable and quiet operation when your boat is at rest. This feature is particularly useful when docking or in calm waters, providing you with greater control and maneuverability.

In summary, the Mercruiser 863078a06 Throttle Body is a high-performing and durable component designed specifically for Mercruiser engines. Its high-flow design, robust construction, built-in bypass system, and vacuum-operated idle control system make it an essential upgrade for any boat owner seeking improved engine control, efficiency, and performance.

Pros and Cons of Buying Mercruiser 863078a06 Throttle Body 866576a04

The Mercruiser 863078a06 Throttle Body 866576a04 is a part used in marine applications. Replacing a worn-out or malfunctioning throttle body can improve the performance and efficiency of your marine engine. In this discussion, we will explore the potential advantages and disadvantages of purchasing this specific throttle body.

Pros:

1. Improved engine performance: A new throttle body can help your marine engine run more efficiently by ensuring proper fuel delivery and air intake. This results in better overall performance and response.

2. Reduced emissions: A malfunctioning throttle body can cause increased emissions. By replacing it with a new one, you can help reduce harmful exhaust gases, contributing to a cleaner marine environment.

3. Cost-effective: In the long run, replacing a faulty throttle body with a new one can save you money. A faulty throttle body can lead to poor fuel economy and increased wear on other engine components.

4. OEM part: This throttle body is a genuine Mercruiser part. Using an OEM part ensures that it is specifically designed for your marine engine and will fit and function properly.

Cons:

1. Cost: Replacing a throttle body with a new one can be an expensive repair, especially for larger marine engines. However, the cost savings in the long run can outweigh the initial investment.

2. Installation complexity: Installing a new throttle body can be a complex process, especially for those without mechanical experience. It may be necessary to hire a professional marine mechanic for the installation.

3. Availability: Depending on the location and availability of the part, it may take some time to receive the throttle body. In the meantime, your marine engine may continue to experience performance issues.

Conclusion:

The Mercruiser 863078a06 Throttle Body 866576a04 offers several advantages, including improved engine performance, reduced emissions, cost-effectiveness, and the assurance of an OEM part. However, it also comes with some disadvantages, such as cost, installation complexity, and potential availability issues.

Recommendation:

If you are experiencing performance issues with your marine engine and believe the throttle body may be the culprit, it may be worth the investment to purchase this new part. The long-term benefits, such as improved performance and fuel economy, outweigh the initial cost. Additionally, consider working with a professional marine mechanic to ensure a smooth installation process.

Details:

Marine Engine 5 Key Details: Part Number: 863078A06. Superseded/Alternative Numbers: 866576A04, 863078A3, 863078A This part is frequently superseded by number 866576A04. It controls air intake into the engine, and a faulty unit can cause poor acceleration or stalling, often necessitating replacement.

The Mercury MerCruiser throttle body assembly 863078A06 is a mechanical, non-EFI unit designed for 8.1L and 496 Mag marine engines.

part #: 863078a06 prices

  • $549.99-$899.97

specifications otsterndriv:

  • brand: Mercruiser
  • mpn: 863078a06
  • part type: Throttle
  • country of origin: United States

general otsterndriv:

  • Boat Parts > Sterndrive Motors Components > Other
  • condition: Used

returns otsterndriv:

  • policy: No Returns

shipping otsterndriv:

offer otsterndriv:

  • options: Seller-arranged-local-pickup
  • best offers: True
  • started: April 27, 2026
  • availability: In Stock
  • quantity: 1
  • sold: 0

seller otsterndriv:

  • city: Pompano Beach, Florida
  • rating: 0.0%
  • # reviews: 49

payments otsterndriv:

  • money order
  • credit card: Visa
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  • other
  • wallet: Paypal
  • cash
part type: throttle, country of origin: united states,
category: boat parts > sterndrive components, sku: 5098809850223881,
Mercruiser 863078A06 Is Similar To:
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4 offers $549.99–$899.97 USD
  • New. Offer #1 priced at $549.99 + $9.14 shipping estimate = $559.13* total. Shipped with USPS GROUND ADVANTAGE. NEW OEM.+$9.14 shipping
  • New other (see details). Offer #2 priced at $800.00 + $0.00 shipping estimate = $800.00* total. Inland Boat Center. INCLUDES Bracket Link and throttle position sensor.FREE SHIPPING
  • Used. Offer #3 priced at $899.97 + $191.68 shipping estimate = $1091.65* total. Used in good condition throttle body included.+$191.68 shipping
  • Used. Offer #4 priced at $917.99 + $Calculated shipping estimate = $917.99* total. Superseded/Alternative Numbers: , 863078A3, 863078A 3. Part Number: .+$Calculated shipping

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