Rebuilt Infiniti QX4 Engine for sale

Rebuilt Infiniti QX4 Engine for sale. The Infiniti QX4 was Infiniti’s first luxury SUV, combining rugged Nissan Pathfinder underpinnings with upscale finishes and V6 power. Whether you're navigating city streets or heading off-road, the heart of your QX4 is its engine—and when that engine starts to fail, replacing it can be costly. That’s where First Used Auto Parts comes in.

We offer rebuilt Infiniti QX4 engines that are meticulously remanufactured to OEM standards—delivering strong performance, lasting durability, and warranty-backed peace of mind at a fraction of the cost of a new engine.

Why Choose a Rebuilt QX4 Engine? Rebuilt Infiniti QX4 Engine for sale.

🔧 Precision Rebuilt to OEM Specs

Our rebuilt engines are fully disassembled, cleaned, inspected, and reassembled using high-quality OEM or upgraded components. Each engine is machined and tested to ensure peak performance and reliability.

💸 Save Thousands Compared to Buying New

New or crate engines for older models like the QX4 are either hard to find or extremely expensive. A rebuilt Infiniti QX4 engine is a cost-effective solution that restores your SUV’s power without draining your wallet.

🛡️ Backed by Warranty

Every engine comes with a limited warranty, covering you against manufacturing defects and giving you added confidence in your investment.

Which Engine Fits Your Infiniti QX4?

Depending on your model year, your Infiniti QX4 may be powered by one of the following engines:

✅ 3.3L VG33E V6 (1997–2000)

• Displacement: 3.3L SOHC V6

• Horsepower: ~170 hp

• Torque: 200 lb-ft

• Known for: Durability, simplicity, off-road strength

✅ 3.5L VQ35DE V6 (2001–2003)

• Displacement: 3.5L DOHC V6

• Horsepower: ~240 hp

• Torque: 265 lb-ft

• Known for: Smooth power delivery, modern design, more horsepower

We provide rebuilt long block engines for both versions, carefully matched to your QX4’s year and drivetrain (RWD or 4WD).

What’s Included in a Rebuilt Infiniti QX4 Engine?

Every rebuilt engine goes through a thorough, step-by-step process to ensure quality and longevity.

🔩 Rebuild Includes:

• Block and cylinder head resurfacing

• New pistons, rings, main and rod bearings

• Reground or new camshafts

• New oil pump, water pump, gaskets, and seals

• Timing belt or chain system replacement

• Complete cleaning and pressure testing

• Compression and leak-down testing

We offer engine cores on exchange and ship pre-tested units that are ready for installation.

How to Order

Step 1: Know Your Vehicle Details

Have your VIN, year, and drivetrain ready so we can verify the correct engine version.

Step 2: Request a Fast, Free Quote

We’ll provide a detailed quote with pricing, core exchange info, warranty details, and delivery timelines.

Step 3: Nationwide Shipping

We ship across the U.S., including California, Texas, New York, Florida, and more—with fast, insured freight delivery to your shop or door.

Why Buy from First Used Auto Parts?

• 🧠 SUV Engine Specialists – Decades of experience with Nissan and Infiniti engines

• 💸 Affordable Pricing – Premium quality at competitive prices

• 🚚 Nationwide Delivery – Fast shipping to any U.S. location

• 🛠️ Warranty Coverage – Limited warranty on every rebuilt engine

• 🤝 Helpful Support – Friendly team ready to guide you through engine selection and installation

Bring Your QX4 Back to Life

Whether you're restoring a reliable daily driver or maintaining a trusted family SUV, a rebuilt Infiniti QX4 engine is the smart, economical way to revive your vehicle’s performance. With premium craftsmanship and tested durability, your rebuilt engine will keep your QX4 running strong for years to come.

📞 Call to Action

Contact First Used Auto Parts today to get your quote on a rebuilt Infiniti QX4 engine. Enjoy top-tier performance, warranty protection, and affordable pricing—all shipped directly to your location. Let’s get your QX4 back on the road!