fits model: 454.

( Brand: Mercruiser ), ( Manufacturer Part Number: 89011-D ), ( Part Type: Exhaust Manifold Block )
The 89011-D Mercruiser Center Discharge Exhaust Manifold is a crucial component for your 1965-1974 GM 454 Big Block engine, specifically designed for use with Mercruiser outboard motors. This high-quality exhaust manifold is meticulously crafted to ensure optimal performance and reliability.
At the heart of this manifold's design is its center discharge configuration, which directs exhaust gases away from the propeller, reducing drag and improving overall boat performance. The manifold is constructed from durable cast iron, known for its strength and heat resistance, ensuring it can withstand the intense temperatures produced by your engine for an extended period.
The 89011-D Mercruiser Center Discharge Exhaust Manifold features four 1.75-inch exhaust outlets, providing ample exhaust flow for your engine. The outlets are equipped with flange connections for easy installation and compatibility with various Mercruiser outboard motors. The manifold's smooth interior surfaces minimize turbulence, allowing exhaust gases to exit the engine efficiently, reducing backpressure, and improving engine power.
Installing the 89011-D Mercruiser Center Discharge Exhaust Manifold is straightforward, thanks to its simple design and clear installation instructions. The manifold comes with all necessary hardware, including bolts and gaskets, ensuring a secure and leak-free connection to your engine and outboard motor.
In summary, the 89011-D Mercruiser Center Discharge Exhaust Manifold is a must-have upgrade for your 1965-1974 GM 454 Big Block engine. Its center discharge design reduces drag, its durable cast iron construction ensures long-lasting performance, and its easy installation makes it a convenient addition to your boat's engine system. Upgrade your engine's exhaust system today with the 89011-D Mercruiser Center Discharge Exhaust Manifold.
Pros of buying a 89011-D Mercruiser Center Discharge Exhaust Manifold:1. Compatibility: This part is specifically designed for GM 454 Big Block engines, ensuring a perfect fit and optimal performance.
2. Quality: Mercruiser is a well-known brand known for producing high-quality marine parts, ensuring durability and reliability.
3. Warranty: The product comes with a manufacturer's warranty, providing peace of mind and protecting against defects.
Cons of buying a 89011-D Mercruiser Center Discharge Exhaust Manifold:1. Cost: The price might be higher compared to aftermarket alternatives, but the brand name and warranty often justify the cost.
2. Availability: Depending on your location, finding this specific part in a local store may be challenging, requiring an online purchase.
Conclusion:The 89011-D Mercruiser Center Discharge Exhaust Manifold is a high-quality and reliable part designed specifically for GM 454 Big Block engines. The benefits of purchasing this part, such as compatibility, brand reputation, and warranty, outweigh the potential drawbacks, including cost and availability. If you value quality and performance, investing in this part is a smart choice for your engine system.
This is a Mercruiser exhaust manifold part in very good condition. It was removed from a freshwater Mercruiser gm 454 v-8.