1. Car & Truck Engines Used/New Products
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  3. JEEP 300-07740X

JEEP 300-07740X Running Engine Motor 4.0 110K

fits model: Tj, Wrangler. make: Jeep. year: 1997–2002.

300-07740x Jeep 02 Wrangler Tj Complete Excellent Running 4.0 Engine Motor 110k 97-02

( Type: Complete Assembly ), ( Ipn: 300-07740x ), ( Engine Size: 4 L ), ( Block Type: Straight ), ( Vintage Part: No ), ( Country Of Origin: United States ), ( Fuel Type: Gasoline )

Review JEEP Complete Excellent Running 4.0 Engine Motor 110k fits WRANGLER TJ 1997–2002

The Jeep Wrangler TJ (1997-2002) with a 4.0 engine motor, identified by the part number 300-07740x 02, is a classic and robust SUV known for its off-road capabilities. This specific engine is a 4.0 Liter inline-six-cylinder powerhouse, which has been reliably serving its owner for approximately 110,000 miles.

This engine, designed for durability and power, boasts a SOHC (Single Overhead Camshaft) design, which streamlines the intake and exhaust processes, allowing for a more efficient combustion process. The engine block is made of cast iron, providing strength and resistance to extreme temperatures and pressure. The cylinder bore is lined with a Nikasil (Nickel-Silicon) coating, ensuring a smooth and long-lasting engine surface.

The 4.0 engine motor features an electronic fuel injection system, which delivers precise amounts of fuel to the engine, optimizing power and fuel efficiency. The engine also includes a serpentine belt system, which powers various accessories, such as the air conditioning compressor, power steering pump, and alternator, making for a more convenient driving experience.

This engine is mated to a manual five-speed transmission, offering the driver full control and a more engaging driving experience. The TJ Wrangler's 4.0 engine motor is renowned for its torque and power output, providing ample power for off-road adventures, towing, and everyday driving.

With a proven track record of reliability and durability, this Jeep Wrangler TJ's 4.0 engine motor, part number 300-07740x 02, is an excellent choice for those seeking a dependable, powerful, and capable SUV. Whether you're embarking on off-road adventures, towing a trailer, or just running errands around town, this engine will not disappoint.

The Jeep Wrangler TJ (1997-2002) with a 4.0 engine motor and 110,000 miles is a popular choice among off-road enthusiasts due to its versatility, durability, and iconic design. However, like any used vehicle, it comes with its pros and cons.

Pros:

1. Reliability: The 4.0 inline six-cylinder engine is known for its durability and reliability, making it a preferred choice for many Wrangler owners.

2. Off-road Capability: The Wrangler TJ is renowned for its exceptional off-road performance, with a high ground clearance, adjustable suspension, and removable tops and doors.

3. Aftermarket Support: There is a vast aftermarket for Wrangler TJs, making it easy to customize and upgrade the vehicle to suit individual preferences.

4. Iconic Design: The Wrangler's classic design is a favorite among Jeep enthusiasts and has remained relatively unchanged since its inception.

Cons:

1. Fuel Efficiency: The 4.0 engine is not very fuel-efficient, especially when driven off-road or at higher speeds.

2. Rough Ride: The Wrangler's solid axles and rigid suspension can result in a rough ride, especially on paved roads.

3. Maintenance Costs: The Wrangler TJ requires regular maintenance, especially for the 4.0 engine, which can add up over time.

4. Limited Comfort: The Wrangler TJ's interior is spartan and lacks modern conveniences, making it less comfortable for long drives.

Conclusion:

The Jeep Wrangler TJ with a 4.0 engine motor and 110,000 miles is an excellent choice for off-road enthusiasts who prioritize reliability, durability, and customizability over fuel efficiency and comfort. However, it requires regular maintenance and may not be the most practical daily driver.

Recommendation:

If you are looking for a reliable and durable off-road vehicle with a vast aftermarket and iconic design, the Jeep Wrangler TJ with a 4.0 engine motor is an excellent choice. However, if you prioritize fuel efficiency, comfort, or modern conveniences, you may want to consider other vehicle options. It is always recommended to have the vehicle inspected by a trusted mechanic before making a purchase.

Details:

You also have the option of picking up item in person and paying cash. Please just review all of the photos and make sure this part number will work for you before buying. Item must be in the same condition as it was when received. Should fit 97-02 Jeep TJ and maybe others.

Great compression of 170-180 psi in all cylinders.

specifications grokengines:

  • for models: Tj, Wrangler
  • for makes: Jeep
  • for years: 1997-2002
  • type: Complete Assembly
  • ipn: 300-07740x
  • engine size: 4 L
  • block type: Straight
  • vintage part: No
  • country of origin: United States
  • fuel type: Gasoline

seller grokengines:

  • rating: 98.7%
  • # reviews: 4752
  • city: Point Roberts, Washington

payments grokengines:

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

offer grokengines:

  • started: May 31, 2026
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • availability: In Stock

shipping grokengines:

  • cost: $400.00
  • transit: 10-16 Days
  • type: Fixed
  • class: Standard
  • service: Standard

returns grokengines:

  • policy: No Returns

general grokengines:

  • Car Truck Parts Accessories > Engines Engine Parts > Engines
  • condition: Used
for models: tj, wrangler, for makes: jeep, for years: 1997-2002, type: complete assembly, engine size: 4 l, block type: straight, vintage part: no, country of origin: united states, fuel type: gasoline,
category: auto parts > car truck parts accessories > engines engine parts > engines, sku: 8316098192343741,

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1 offer $1499.99 USD
  • Offer #1: $1499.99 price + $400.00 shipping estimate = $1899.99* total. Should fit 97-02 Jeep TJ and maybe others.+$400.00 shipping

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