GM 864591-C Mpi Boat Engine Exhaust Manifold Riser 4.3 262 V6

( Brand: Gm ), ( Manufacturer Part Number: 864591-C ), ( Part Type: Engine Exhaust Manifold ), ( Country Of Origin: United States )

Review GM Mercury 4.3 Mpi 262 V6 Boat Engine Exhaust Manifold Riser fits MERCRUISER MARINE 2008

The GM 864591-C 08 Mercury Mercruiser 4.3 MPI 262 V6 Marine Boat Engine Exhaust Manifold Riser is an essential component of your marine engine's exhaust system. This riser is specifically designed to fit the Mercury Mercruiser 4.3 MPI 262 V6 marine engine, and is a direct replacement for the original part.

The exhaust manifold riser is responsible for raising the exhaust manifold to the appropriate height to clear other engine components and provide adequate clearance for the exhaust system. It is constructed from high-quality materials, including cast aluminum, to ensure durability and resistance to corrosion in the marine environment.

The riser features a unique design with a smooth, polished finish that not only looks great but also reduces exhaust gas turbulence for improved engine performance. It is also designed with a gasket surface that ensures a secure seal between the manifold and the riser, preventing exhaust leaks and ensuring optimal exhaust flow.

The GM 864591-C 08 Mercury Mercruiser 4.3 MPI 262 V6 Marine Boat Engine Exhaust Manifold Riser is easy to install, with bolt-on mounting points that allow for quick and straightforward installation. It is also compatible with aftermarket exhaust systems, making it a versatile upgrade for your marine engine.

In summary, the GM 864591-C 08 Mercury Mercruiser 4.3 MPI 262 V6 Marine Boat Engine Exhaust Manifold Riser is a high-quality, durable component that is essential for the proper functioning of your marine engine's exhaust system. Its unique design, smooth finish, and easy installation make it a valuable upgrade for any boat owner looking to improve their engine performance and ensure optimal exhaust flow.

Buying the GM 864591-C 08 Mercury Mercruiser 4.3 MPI 262 V6 marine boat engine exhaust manifold riser involves considering its potential advantages and disadvantages. Here's a brief analysis:

1. Improved Performance: This exhaust manifold riser can help improve the performance of your marine engine by allowing for better exhaust gas flow.

2. Enhanced Durability: Designed specifically for marine applications, this exhaust manifold riser is built to withstand the corrosive and harsh conditions of the water.

3. OEM Quality: As an original equipment manufacturer (OEM) part, it ensures a perfect fit and optimal engine function.

1. Cost: Compared to aftermarket alternatives, the OEM exhaust manifold riser can be more expensive.

2. Availability: Depending on the specific model and year of your marine engine, finding this part from the dealership or through authorized distributors may be challenging.

The GM 864591-C 08 Mercury Mercruiser 4.3 MPI 262 V6 marine boat engine exhaust manifold riser is a high-quality, durable part that can help improve engine performance. However, it may come at a higher cost compared to aftermarket alternatives, and availability could be an issue for some users. Ultimately, the decision to purchase this part depends on individual priorities, budget, and engine requirements.

If your marine engine's exhaust manifold riser is in poor condition or causing performance issues, investing in an OEM part like the GM 864591-C 08 Mercury Mercruiser 4.3 MPI 262 V6 marine boat engine exhaust manifold riser can help restore optimal engine function. However, if budget is a concern, exploring aftermarket alternatives or rebuilding the existing part may be viable options to consider. Always consult with a marine engine specialist or your engine's manufacturer for advice on the best solution for your specific situation.

Details:

Condition: Good used condition. Part was removed from a 2008 MerCruiser 4.3 MPI Marine engine. I will do my best to resolve the issue. What you see in the pictures is what get.

Please look at all pictures and read entire before buying. Thanks -Mike. Mounting hardware is only included if it shown in the pictures. Serial Number: 1A085933.

Shelf 28-12-4-C #0722. Look at pictures closely and ask any questions, I try to describe parts as best can.

part #: 864591 prices

• $130.00-$235.99

specifications otsterndriv:

• for models: Marine, Mercruiser
• for makes: Mercury
• for years: 2008
• brand: Gm
• mpn: 864591-c
• part type: Engine Exhaust Manifold
• country of origin: United States

general otsterndriv:

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

seller otsterndriv:

• rating: 99.6%
• # reviews: 118317
• city: Huron, Ohio

returns otsterndriv:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

offer otsterndriv:

• started: February 26, 2026
• quantity: 1
• availability: In Stock
• sold: 0
• options: Ship-to-home

shipping otsterndriv:

• service: FedEx Ground / FedEx Home Delivery, UPS Ground, USPS Ground Advantage, FedEx 2Day
• carrier: FedEx, UPS, USPS
• type: Calculated
• transit: 2-6 Days
• class: Standard, Expedited
• cost: $34.94

payments otsterndriv:

• credit card: Mastercard
• other
• wallet: Paypal

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