L83 5.3L Engine Liftout RWD 6 Speed Automatic Transmission

L83 5.3L Engine Liftout for Sale

This L83 5.3L engine liftout comes with its RWD 6-speed automatic transmission, pulled from a late-model GM truck and ready for a replacement or LT swap.

ENGINE PULL OUT INCLUDES THE FOLLOWING:
COMPLETE 5.3L
6L80  4WD AUTO TRANS
ALL BELT DRIVEN ACCESSORIES
(ALTERNATOR,A/C COMPRESSOR, POWER STEERING PUMP)
ENGINE WIRING HARNESS
COMPUTER
TACH MODULE
GAS PEDAL

About the L83 5.3L Engine Liftout

The L83 is the 5.3L EcoTec3 V8 that GM introduced for the 2014 Silverado and Sierra. It is part of the fifth-generation small-block family (Gen V) and uses direct injection, variable valve timing and Active Fuel Management to deliver about 355 horsepower and 383 lb-ft of torque with better fuel economy than the earlier 5.3L Vortec engines. It was also used in the Tahoe, Suburban and Yukon.

A liftout means the engine and transmission were removed together from the donor vehicle with key parts attached. That makes this L83 5.3L engine liftout a convenient choice for truck owners replacing a failed drivetrain and for builders who want a modern LT-based swap with a factory six-speed automatic.

Why Choose an LT-Based Swap

Compared with older LS engines, the Gen V platform offers direct injection for better efficiency and throttle response, plus a stronger torque curve. The 6L80-family six-speed automatic it is paired with is durable and well supported by tuning tools. Swap kits, mounts and wiring solutions for LT engines are now widely available.

What to Check Before Ordering

• Confirm your truck’s model year, drive type (this unit is RWD) and engine code.
• Plan ECU and TCM programming, since late-model GM modules are security-locked to the VIN.
• For swaps, choose a controller kit or standalone harness for direct injection.
• Ask which accessories, harnesses and sensors are included.

Installation Tips

Change the engine oil and transmission fluid, inspect the AFM lifters on higher-mileage engines and replace any damaged connectors. Flush the transmission cooler lines and have a qualified shop program the modules. After first start, check for leaks and fault codes.

FAQ

Can the L83 5.3L engine liftout go into an older truck? Yes, with an LT swap harness and controller. Contact us and we can help you plan the parts.

Is the transmission included? Yes, this listing includes the RWD 6-speed automatic.

Buying Your L83 5.3L Engine Liftout from Auto Parts Export

Auto Parts Export is a Canadian supplier of used engines, transmissions and OEM replacement parts. Browse more Engine & Transmission Packages, or use our part finder if you need something specific. We ship across Canada and overseas, so read about shipping and international shipping, and review our warranty and returns policy before you order. For official model and specification information, visit the Chevrolet website.

How Ordering Works

Send us your VIN, engine code or part number and our team will check that the L83 5.3L Engine Liftout matches your vehicle. We can share additional photos and any details we have on the unit, then provide a written quote that includes freight to your address, terminal or port. Large items such as engines and transmissions normally travel by freight on a pallet or in a crate, and we will explain the packaging, carrier and timing before you pay so there are no surprises when your order arrives.

Ready to order the L83 5.3L Engine Liftout? Contact Auto Parts Export for pricing, extra photos and a shipping quote.

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