GMC 14638A Engine Gm Transmission Supercharger 3800 V6 4T65E

( Manufacturer Part Number: 14638A ), ( Type: Complete Assembly ), ( Engine Size: 3.8 L ), ( Number Of Valves: 12 ), ( Items Included: Camshaft, Cylinder Head, Oil Pan, Oil Pump, Used Gm Oem Fwd 4-speed Auto Transmission 4t65e With Drivetrain, 2 Used M90 Superchargers, Used Gm 3800 Series Ii Lkq Rebuilt 3.8l V6 Engine ), ( Fuel Type: Gasoline ), ( Performance Part: Yes )

Review GMC Lkq rebuilt Series V6 Engine And Gm Oem Transmission Free Supercharger Lot

Introducing the GMC LKQ-Rebuilt 14638A 3800 V6 engine, an exceptional replacement solution for your GM vehicle. This engine is not just a rebuild, but a complete overhaul, ensuring optimal performance and reliability.

The 3800 V6 engine, also known as the 3.8L V6 engine, is renowned for its power and durability. The LKQ-Rebuilt 14638A engine is built with precision, utilizing only top-quality new and remanufactured parts. Each component is rigorously inspected, tested, and replaced as needed to meet or exceed OEM specifications.

The heart of this engine is its cylinder block, which is machined and honed to ensure a flat and true surface. New pistons, rings, and cylinder liners are installed to provide a perfect fit and optimal compression. The crankshaft, connecting rods, and bearings are also replaced to ensure a smooth and powerful engine operation.

The engine's cylinder head is thoroughly cleaned and inspected for any cracks or damage. New valves, seats, and guides are installed, along with a new camshaft and lifters. The engine is then balance and dynamically tested to ensure proper operation and smooth power delivery.

This engine comes with a new GM transmission 4T65-E, specifically designed for use with the 3800 V6 engine. The transmission is rebuilt to the same exacting standards as the engine, with new synchronizers, bearings, and seals installed. The valve body is also rebuilt and tested to ensure proper shifting and clutch engagement.

For an added boost in performance, this engine comes with a supercharger. The supercharger, also rebuilt to OEM specifications, ensures consistent airflow and pressure to the engine, resulting in increased horsepower and torque. The supercharger is connected to the engine via a new belt drive system, which is tensioned and aligned for optimal performance.

This GMC LKQ-Rebuilt 14638A 3800 V6 engine is backed by a comprehensive warranty, providing peace of mind and protection against any manufacturing defects. The engine is also shipped with all necessary hardware, wiring harnesses, and mounting brackets, making installation a hassle-free process.

In conclusion, the GMC LKQ-Rebuilt 14638A 3800 V6 engine with 4T65-E transmission and supercharger is an excellent choice for those seeking a high-performance, reliable, and cost-effective solution for their GM vehicle. With its meticulous rebuild process, use of top-quality parts, and comprehensive warranty, this engine is sure to meet and exceed your expectations.

Buying a rebuilt GMC LQ9 3800 V6 engine, 4L65E transmission, and supercharger setup is an investment for enhancing the performance of your vehicle. Here are some potential pros and cons to consider before making a purchase.

1. Enhanced Power: The supercharger setup will significantly increase the horsepower and torque of your engine. This results in improved acceleration and overall performance.

2. Durability: A rebuilt engine and transmission are typically checked, tested, and reconditioned to meet or exceed factory specifications. This can result in a more reliable and durable powertrain.

3. Cost-effective: While the upfront cost may be higher than a stock engine and transmission, the cost can be offset by the increased performance and longevity.

4. Customization: This setup allows for various tuning options to optimize your engine's performance for your specific driving style and preferences.

1. Complexity: The setup is more complex than a stock engine and transmission. This can lead to additional maintenance requirements and a potential for more issues if not installed and maintained properly.

2. Risk of damage: The increased power output can put additional stress on other components of the vehicle, such as the drivetrain, brakes, and tires. This may lead to additional repair costs.

3. Fuel economy: The increased power output will result in lower fuel economy compared to a stock engine.

4. Installation: Installing a rebuilt engine, transmission, and supercharger setup is a complex process that may require professional assistance.

The decision to buy a rebuilt GMC LQ9 3800 V6 engine, 4L65E transmission, and supercharger setup depends on your individual preferences, budget, and driving habits. If you value increased power and performance, and are willing to invest in the additional maintenance requirements, this setup could be an excellent choice for you. However, if you prioritize fuel economy and a simpler powertrain, it may not be the best option.

Before making a purchase, ensure that the seller is reputable and provides a warranty on the engine and transmission. Additionally, consider having the installation performed by a professional to minimize potential issues. Finally, be prepared for the additional maintenance requirements and the associated costs.

Details:

Used/Working. Sold AS-IS on ALL Parts. Engine Size/Type. Engine Condition.

Included Parts. I don't have one that can be used. Condition of Sale. W/a FREE EXTRA SUPERCHARGER.

GM OEM FWD 4-speed Automatic 4T65E with Drivetrain. Any questions, please message me. Possible Mileage. Engine can be checked if you bring a car battery.

Transmission Condition. The side Battery terminals cables screw in. Make/ model /Year of Donor Vehicle. USED 1998 BUICK REGAL GS.

1 Used GM OEM FWD 4-speed Automatic Transmission 4T65E with Drivetrain. Engine Transmission Combo Type. I have included a picture. Asking Price.

USED 3800 v6 ENGINE. Recommend an oil change before normal use, it has been sitting for a while.

part #: 14638a prices

• $52.79-$234.50

specifications grokengines:

• for makes: Gmc
• mpn: 14638a
• type: Complete Assembly
• engine size: 3.8 L
• number of valves: 12
• items included: Camshaft, Cylinder Head, Oil Pan, Oil Pump, Used Gm Oem Fwd 4-speed Auto Transmission 4t65e With Drivetrain, 2 Used M90 Superchargers, Used Gm 3800 Series Ii Lkq Rebuilt 3.8l V6 Engine
• fuel type: Gasoline
• performance part: Yes

offer grokengines:

• quantity: 1
• best offers: True
• availability: In Stock
• options: Seller-arranged-local-pickup
• sold: 0
• started: March 21, 2026

payments grokengines:

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

shipping grokengines:

returns grokengines:

• policy: No Returns

general grokengines:

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

seller grokengines:

• city: Jackson, Mississippi
• rating: 100.0%
• # reviews: 1925

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