GM 40009412 Engine

( Brand: Gm ), ( Manufacturer Part Number: 40009412 ), ( Part Type: Engine ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Replaces Part Number: 12729055, 55508579 )

Review GM Genuine Engine

The GM 40009412 engine, also known as the 4.0L V6 SIDI DOHC, is a sophisticated powertrain solution designed for high-performance applications. This engine is a part of the family of Small Block engines, which is renowned for its robustness and reliability.

The GM 40009412 engine boasts several advanced features. It is a Spark-Ignition Direct Injection (SIDI) engine, which means that fuel is directly injected into the cylinders during the combustion stroke. This technology improves the combustion efficiency, leading to enhanced power output, reduced emissions, and improved fuel economy.

The engine is also equipped with a DOHC (Dual Overhead Camshaft) design. This means that each camshaft is located above the cylinder head, and it enables the engine to achieve a higher power output and better valve control. The engine's intake and exhaust valves are actuated by four valves per cylinder, allowing for optimal airflow and efficient combustion.

The GM 40009412 engine has an aluminum block and cylinder head, which reduces the engine weight and improves its thermal efficiency. It also features a variable valve timing system, which adjusts the timing of the intake and exhaust valves in real-time to optimize engine performance across the entire RPM range.

The engine is capable of producing a maximum power output of 275 horsepower at 6,500 RPM and a maximum torque of 295 lb-ft at 5,600 RPM. It has a displacement of 3,999 cc (243.36 cubic inches) and a compression ratio of 11.0:1. The engine's redline is at 6,800 RPM.

The GM 40009412 engine is backed by GM's extensive engineering expertise and rigorous testing. It meets stringent emissions standards and is designed to provide excellent performance, durability, and reliability. The engine is also compatible with a range of transmission options, including automatic and manual transmissions, making it a versatile powertrain solution for various vehicle applications.

In summary, the GM 40009412 engine is a high-performance, advanced technology powertrain solution that delivers impressive power output, improved fuel economy, and reduced emissions. Its SIDI DOHC design, variable valve timing system, and aluminum block and cylinder head contribute to its robustness and reliability. This engine is an ideal choice for vehicle enthusiasts and manufacturers who demand high performance and efficiency from their powertrain solutions.

The GM 40009412 engine, also known as the 4.3 Liter V6 engine, is a popular choice for various GM vehicles. Before making a decision to buy this engine, it's essential to weigh its pros and cons.

1. Power and Performance: This engine produces 285 horsepower and 305 lb-ft of torque, providing impressive power and performance.

2. Durability: Known for its robustness, this engine can last for a long time with proper maintenance.

3. Fuel Efficiency: Compared to some other V6 engines, the GM 40009412 engine offers decent fuel economy.

4. Reliability: Many users report that this engine is reliable and requires minimal repairs.

5. Wide Application: This engine is used in various GM models, making it easily accessible and affordable.

1. Emissions: The GM 40009412 engine does not meet the latest emission standards, which could lead to issues in certain areas or with newer vehicles.

2. Noise: Some users report that this engine produces more noise than other engines.

3. Maintenance: This engine requires regular maintenance to ensure optimal performance and longevity.

4. Fuel Consumption: While it offers decent fuel economy, it still consumes more fuel than some of the more modern engines.

5. Limited Availability: As this engine is no longer in production, finding new parts or a replacement engine can be challenging.

The GM 40009412 engine offers impressive power and performance, durability, and reliability. However, it falls short in terms of meeting the latest emission standards, fuel efficiency, and availability of new parts. If you prioritize power and performance over emissions and fuel efficiency, this engine could be a good choice for you. However, if you're looking for a more modern engine with better emissions and fuel efficiency, you might want to consider other options.

If you're set on buying a used GM 40009412 engine, ensure that it has been properly maintained and that you're aware of any potential emissions-related issues. If you're in the market for a new engine, consider exploring other options that offer better fuel efficiency, emissions compliance, and availability of new parts. Some modern V6 engines, such as the Ford 3.3L V6 and the Honda 3.5L V6, could be good alternatives to consider.

Details:

For extended work orders, rental cars are available. Escalade ESV. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Bring it to Classic Buick GMC Arlington ensure the job is completed correctly.

Your vehicles safety and performance are nothing to gamble on. Parts must be resalable and in the original packaging. Financing here is easy and convenient. We serve the cities of ARLINGTON, Dallas, Fort Worth and surrounding communities.

Classic Buick GMC Arlington hassle ASE and GM Certified Technicians one World Class technician. Electrical parts are not returnable. Classic Buick GMC Arlington sponsors The US Marines Toys for Tots, youth football teams, Martin High School programs, breast cancer prevention research, charity golf tournaments and many other charitable organizations. Genuine GM Engine 40009412:: Silverado, sierra.

part #: 40009412 prices

• $29.89-$139.99

specifications grokengines:

• brand: Gm
• mpn: 40009412
• part type: Engine
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• replaces part number: 12729055, 55508579

offer grokengines:

• quantity: 1
• availability: In Stock
• options: Ship-to-home
• sold: 0
• started: February 25, 2025

seller grokengines:

• rating: 100.0%
• # reviews: 20
• city: Arlington, Texas

returns grokengines:

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

payments grokengines:

• credit card: Discover
• wallet: Paypal
• other

general grokengines:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Engines

shipping grokengines:

• class: Freight
• cost: $1262.60
• type: Fixed
• service: Flat Rate Freight

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