CHEVROLET 12671428 Engine Lgx 300-5172D 3.6L 8TH

( Manufacturer Part Number: 12671428 ), ( Part Type: Engine ), ( Vintage Part: No ), ( Fuel Type: Gasoline ), ( Interchange: 300-5172d ), ( Oe/oem Part Number: 12674037, 12679234, 12647615 ), ( Manufacturer Warranty: 90 Day ), ( Engine Size: 3.6 L ), ( Number Of Valves: 24 ), ( Country/region Of Manufacture: United States ), ( Universal Fitment: Yes )

Review CHEVROLET Engine Assembly 3.6l Vins 8th Digit Opt Lgx fits BLAZER 2019–2023

The Chevrolet 3.6L VINs 8th opt LGX engine, specifically part number 12671428, is a powerful and advanced powertrain option for select 2019-2023 Blazer models. This engine is part of the LGX family, which is known for its impressive performance and efficiency.

The 3.6L engine displaces 3,577 cubic inches (58.3 cubic liters) and features a V6 configuration, meaning it has six cylinders arranged in a V-shaped layout. This layout provides a more compact design, improved balance, and enhanced power output compared to a traditional inline engine.

The engine is equipped with a high-tech Direct Injection (DI) fuel system. Direct injection delivers fuel directly into the cylinders, rather than into the intake manifold, allowing for a more complete combustion process and improved fuel efficiency. Additionally, the engine employs Variable Valve Timing (VVT) technology, which optimizes the timing of the intake and exhaust valves to enhance power and torque output.

Another notable feature of this engine is its Stop-Start Technology, which automatically shuts off the engine when the vehicle comes to a complete stop, such as at a traffic light or in heavy traffic. This feature helps to reduce fuel consumption and emissions, making the engine more eco-friendly.

The 3.6L VINs 8th opt LGX engine is capable of generating a robust 308 horsepower at 6,600 rpm and 275 lb-ft of torque at 3,400 rpm. These numbers translate to impressive acceleration and passing power, making this engine a great choice for those seeking a spirited driving experience.

The engine block is made of aluminum alloy, which is lighter than traditional iron blocks, contributing to the engine's overall weight reduction and improved fuel efficiency. Additionally, the engine features a closed-loop, three-way catalytic converter and a front-mounted air intake system, which help to minimize emissions and optimize airflow, respectively.

In summary, the Chevrolet 12671428 engine 3.6L VINs 8th opt LGX is a high-performing and efficient powertrain option for the 2019-2023 Blazer. With its advanced features, including direct injection, variable valve timing, stop-start technology, and aluminum block construction, this engine offers impressive power output, fuel efficiency, and eco-friendliness.

The Chevrolet 3.6L VINs 8th opt LGX engine, used in the 1999-2002 Blazer models, comes with its own set of advantages and disadvantages for potential buyers. Let's explore these points:

1. Power and Torque: This engine delivers a decent amount of power and torque, making it suitable for towing and off-roading. It produces approximately 220 horsepower and 285 lb-ft of torque.

2. Fuel Efficiency (for its time): Compared to other engines in its class during the late 1990s and early 2000s, the 3.6L engine offered relatively good fuel economy with an estimated 16 mpg city and 21 mpg highway.

3. Durability: Known for its robustness, the LGX engine has a reputation for lasting a long time with proper maintenance.

1. Emissions: The LGX engine does not meet modern emissions standards, which can make it difficult to pass inspections in some areas and may result in higher operating costs due to the need for aftermarket emissions equipment.

2. Maintenance: While the engine is generally durable, it does require more frequent oil changes and other maintenance tasks compared to modern engines.

3. Age: Being an older engine, parts may be more difficult and expensive to find, especially as the supply of new and used vehicles with this engine dwindles.

The Chevrolet 3.6L VINs 8th opt LGX engine can be a solid choice for those seeking power, torque, and durability in a used vehicle, particularly for towing and off-roading applications. However, potential buyers should be aware of the engine's age, higher maintenance requirements, and emissions issues.

If you're in the market for a used vehicle with the 3.6L engine and plan to use it primarily for towing or off-roading, it could be a worthwhile investment. However, you should thoroughly inspect the vehicle's maintenance history, consider the cost of emissions modifications (if necessary), and be prepared for the increased maintenance demands that come with an older engine. Alternatively, you may want to consider newer vehicles with more modern engines that offer better fuel efficiency, lower emissions, and reduced maintenance requirements.

Details:

Do NOT unstuck any SEALS, HOLOGRAMS, or SECURITY STICKERS. Customer must provide dealer verification upon request. Do NOT erase or clean our marks. These items are warranted to be in good running order unless stated otherwise core or for parts only.

CADILLAC XT5 20 3.6L, VIN, 8th digit, opt LGX, w/o heavy duty cooling Used engines must have new front and rear main seals, oil, filters upon installation. NO WARRANTIED ON ELECTRICAL and BODY PARTS. CADILLAC XT5 21-24 3.6L VIN, 8th digit, opt LGX, w/o heavy duty cooling 4.

CADILLAC XT6 23 3.6L, VIN, 8th digit, opt LGX, w/o hands free; heavy duty cooling 7. Warranty does not include attached items if included or accessories water pump, fuel carburetor, distributor, computers. CADILLAC XT6 21-22 3.6L, VIN, 8th digit, opt LGX, w/o heavy duty cooling 6.

part #: 12671428 prices

• $937.99-$1980.00

specifications grokengines:

• for models: Blazer
• for makes: Chevrolet
• for years: 2019-2023
• mpn: 12671428
• part type: Engine
• vintage part: No
• fuel type: Gasoline
• interchange: 300-5172d
• oe/oem part number: 12674037, 12679234, 12647615
• manufacturer warranty: 90 Day
• engine size: 3.6 L
• number of valves: 24
• country/region of manufacture: United States
• universal fitment: Yes

general grokengines:

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

returns grokengines:

• policy: Returns Accepted
• time: 14 Days
• paid by: Buyer

shipping grokengines:

• service: Flat Rate Freight
• type: Fixed
• class: Freight
• cost: $275.01

payments grokengines:

• credit card: Mastercard
• wallet: Google-pay
• other

offer grokengines:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• started: April 14, 2025
• sold: 0

seller grokengines:

• city: Charlotte, North Carolina
• rating: 0.0%
• # reviews: 397

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