GM TRUCKS 12650833 Engine Motor Truck L83 5.3 V8 Engine/motor 49K

( Brand: Gm Trucks ), ( Manufacturer Part Number: 12650833 ), ( Engine Size: 5.3 L ), ( Fuel Type: Gasoline ), ( Type: Complete Assembly ), ( Id: Ee4f16fd-80a5-44d5-9b46-971761b6ee18 ), ( Interchange: 300-5453a )

Review GM TRUCKS Truck Opt L83 5.3 V8 Engine/motor Assembly Tested 49k fits SIERRA 1500 4X4 2014–2019

The GM 12650833 is a replacement motor for the 2014-2019 Chevrolet Sierra 1500 4x4 trucks equipped with the opt L83 V8 engine. This motor is suitable for vehicles that have accumulated approximately 49,000 miles, making it an ideal option for those who are in need of an engine upgrade or rebuild.

The L83 V8 engine is a powerful unit, offering exceptional performance and reliability. The motor is equipped with an aluminum block and cylinder head design, which not only reduces weight but also contributes to improved fuel efficiency. It features a displacement of 5.3 liters and comes with 6-speed automatic transmission.

The aluminum cylinder heads include two overhead valves per cylinder, operated by pushrods and a hydraulic roller camshaft. The engine also features variable valve timing (VVT) technology, allowing for optimized performance at various engine speeds and load conditions.

Additionally, the L83 motor includes an E85 flex-fuel system, making it compatible with both gasoline and higher ethanol content fuels. The engine also includes an all-new intake system, resulting in improved airflow and performance.

The replacement motor, GM 12650833, is meticulously manufactured to meet or exceed OEM specifications for optimal fit, function, and durability. It comes with all necessary hardware and gaskets for a seamless installation process. This replacement motor is the essential upgrade for those seeking to restore their Chevrolet Sierra 1500 trucks to their original power and performance.

It's important to note that installation of the engine should only be performed by a certified and experienced mechanic. The replacement process includes the removal of the old engine and installation of the new one, including the connection of fuel, exhaust, cooling, electrical, and transmission systems. This process requires specialized tools and expertise to ensure proper alignment, timing, and calibration. Proper installation is crucial for the longevity and optimal performance of the new engine.

Pros and Cons of Buying a 2014-19 GM 1500 4x4 with the Opt L83 V8 Engine, 49k Miles

a. Powerful Engine: The L83 V8 engine provides a strong and efficient powertrain, delivering 355 horsepower and 383 lb-ft of torque, making it suitable for handling heavy towing and hauling tasks with ease.

b. Durable: The Sierra 1500 is known for its robust design and durability. The L83 engine's forged crankshaft and connecting rods ensure strength and longevity.

c. Fuel Economy: Despite its powerful performance, the L83 engine achieves good fuel economy for a V8 engine, with an EPA estimate of up to 16 mpg city and 23 mpg highway.

d. Comfort and Convenience: The 4x4 configuration offers better off-road capability, while the Opt package provides numerous amenities, including power adjustable seats, a leather-wrapped steering wheel, and an upgraded entertainment system.

a. Maintenance Costs: The L83 V8 engine may require more frequent maintenance due to its higher mileage (now at 49k miles) and the cost associated with a V8 engine, such as oil changes and tune-ups.

b. Size and Fuel Consumption: Although efficient for a V8 engine, it still consumes more fuel than smaller engines, which could lead to higher long-term fuel costs.

c. Emissions: As a V8 engine, the L83 produces more exhaust emissions compared to smaller and more fuel-efficient engines, contributing to a larger carbon footprint.

The 2014-19 GM Sierra 1500 4x4 with the L83 V8 engine, 49k miles comes with both advantages and disadvantages. Its powerful performance, durability, and fuel economy make it an appealing choice for those requiring heavy-duty capabilities. However, the higher maintenance costs, variable fuel consumption, and emissions production should be carefully considered. Ultimately, the decision to buy this vehicle depends on your individual driving needs and preferences.

If you regularly tow heavy loads, require superior off-road capabilities, and have the budget for its maintenance costs, the GM Sierra 1500 4x4 with the L83 V8 engine would likely meet your requirements. However, if you prioritize lower fuel consumption, fewer maintenance expenses, or a smaller carbon footprint, other vehicle options may be more suitable. It is recommended to assess your specific driving habits, budget, and preferences before making a decision.

Details:

Engine Assembly/motor: Year: 15. Model: GMC SIERRA 1500. Labor coverage is available but sold separately. Condition: 49k.

Vehicle Stock #: 24520A.

part #: 12650833 prices

• $46.39-$182.59

specifications grokengines:

• for models: 1500, 4x4, Sierra
• for years: 2014-2019
• brand: Gm Trucks
• mpn: 12650833
• engine size: 5.3 L
• fuel type: Gasoline
• type: Complete Assembly
• id: Ee4f16fd-80a5-44d5-9b46-971761b6ee18
• interchange: 300-5453a

offer grokengines:

• availability: In Stock
• quantity: 1
• started: November 27, 2024
• options: Ship-to-home
• sold: 0
• best offers: True

returns grokengines:

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

seller grokengines:

• # reviews: 5560
• rating: 99.2%
• city: Roaring Spring, Pennsylvania

shipping grokengines:

• type: Fixed
• service: Flat Rate Freight
• class: Freight
• cost: $450.00

general grokengines:

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

payments grokengines:

• other
• credit card: Visa
• wallet: Paypal

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