fits model: Marine, 454, Mercruiser.

( Brand: Gm ), ( Manufacturer Part Number: 1264NMSRI ), ( Part Type: Intake Engine ), ( Engine Hp : 350hp ), ( Country/region Of Manufacture: United States ), ( Core Charge: None )
The 1264NMSRI 7.4L 454 GM Marine Engine Intake is a high-performance component designed specifically for MerCruiser engines from the 1991 model year and up. This intake manifold is a direct replacement for the original, offering enhanced performance and reliability for your marine vessel.
Crafted from durable cast aluminum, the 1264NMSRI intake manifold is designed to withstand the rigors of marine use. It features a large, high-flow runner design that provides improved airflow to the engine, resulting in increased horsepower and torque. The intake manifold also features a high-flow fuel rail and injectors, ensuring precise fuel delivery for optimal combustion.
The 1264NMSRI intake manifold is also equipped with a billet aluminum throttle body and idle air control valve, which provide smooth throttle response and precise idle control. The throttle body is also designed with a large, high-flow spacer, which further improves airflow and power output.
The intake manifold also includes a high-quality gasket and hardware kit, which ensures a secure and leak-free installation. The kit includes all the necessary bolts, washers, and gaskets, making installation a straightforward process.
Overall, the 1264NMSRI 7.4L 454 GM Marine Engine Intake is an excellent upgrade for MerCruiser engines looking to improve performance and reliability. With its durable construction, large runners, high-flow fuel rail and injectors, and billet aluminum throttle body, this intake manifold is sure to deliver improved power and efficiency for your marine vessel.
Pros of buying a 1264NMSI 7.4L 454 Gen VI GM Marine Engine with Mercruiser 91-up:1. Powerful engine: This engine has a displacement of 7.4L and produces a significant amount of power, making it suitable for high-performance boats.
2. Reliable manufacturer: GM Marine is a reputable brand with a history of producing high-quality marine engines.
3. Wide compatibility: The Mercruiser 91-up drives system is compatible with a wide range of boat models, making it a versatile choice for boat owners.
4. Fuel efficiency: The engine is designed to be fuel-efficient, reducing the cost of operation over time.
Cons of buying a 1264NMSI 7.4L 454 Gen VI GM Marine Engine with Mercruiser 91-up:1. High cost: The engine and drive system are expensive compared to other options on the market.
2. Maintenance costs: The engine and drive system require regular maintenance and service, which can add to the overall cost of ownership.
3. Limited availability: The engine and drive system may not be easily available in all regions, making it difficult to find replacement parts or service providers.
Conclusion:The 1264NMSI 7.4L 454 Gen VI GM Marine Engine with Mercruiser 91-up is a powerful and reliable engine option for high-performance boats. However, the high cost and maintenance requirements should be considered before making a purchase. If the boat owner is willing to invest in a high-quality engine and is able to maintain it regularly, this engine can provide excellent performance and fuel efficiency.
Recommendation:If you are looking for a powerful marine engine and have the budget, the 1264NMSI 7.4L 454 Gen VI GM Marine Engine with Mercruiser 91-up is a good choice. However, it is recommended to research the availability of replacement parts and service providers in your area to ensure that you can maintain the engine effectively and minimize any potential downtime. Additionally, consider investing in regular maintenance to extend the life of the engine and ensure optimal performance.
The shipping charge covers all of costs involved in shipping: there are two components to charges.
There is no question too small.
This is the cheaper option.
From anywhere in Europe, Australia, south America, Africa, japan, etc. If you've experienced a Marine engine failure, we'd like you to consider state exchange new or remanufactured.
Will re power to older applications with an electric fuel pump. Small parts are shipped via FedEx ground or USPS priority mail. Remain new 7.
This is a direct replacement for Volvo, MC, Mercruiser, crusader, and Gm 7.
This engine gets up to 340 hp depending upon application. 1: the postage portion and 2 everything else.
Older applications uses a carburetor that utilizes choke stove will have to convert electric by purchasing either conversion kit or new.
The postage cost itself is determined by a variety of factors: shipping carrier used, type service. The items weight and package size - shipping destination.
Please as before you purchase if the order is time sensitive.
Warranty state engine exchange warrants our new and remanufactured engines. 1 the postage portion goes to carrier. Please at should you wish to have an engine shipped out of the USA.
Rushed shipping options are available at an extra charge.
4l 454 base Marine engine. If you are asking a question about an item or shipping, please try to ask any questions before buy.
4l engines years current.
We produce high quality Marine engines and components.
Want a shipping quote.
4l 454, gen vi Marine base engine you are looking at a Gm factory new 7. The shipping price listed on our ads is to a business location.