4.6L 270 HP Jeep Complete Engine

1991-1999 Jeep Wrangler YJ/TJ and Cherokee XJ 4.6L Stroker Engines

Improve Performance On and Off-Road with this Jeep Engine Upgrade

Golen Engine 4.6L Jeep Stroker Engine 1991-1999 Wrangler YJ/ TJ and Cherokee XJ

4.6L Jeep Complete Engine Dyno

Golen Engine 4.6L Dyno Results

Golen Engine Dyno Break In Service

Pricing on 1991-1999 Jeep Wrangler YJ/TJ and Cherokee XJ 4.6L Stroker Engines: $7,499 Build Now


Optional Performance Enhancements:
To further optimize your Jeep's performance, consider the following upgrades:
  • Performance Tubular Stainless Steel Header: $480 Enhances exhaust flow, contributing to increased horsepower and torque.
  • 62mm Throttle Body: $325 Improves air intake efficiency, resulting in better throttle response and engine performance.
  • High-Flow Water Pump: $150 Ensures optimal cooling, maintaining engine temperatures within ideal ranges during demanding conditions.
  • Lucas High Zinc Oil: $50 (6-pack)

The 1991-1999 Jeep Wrangler YJ/TJ and Cherokee XJ models were originally equipped with the 4.0L inline-six engine, known for its reliability but modest power output. To enhance performance, many enthusiasts opt for the 4.6L Stroker engine, which offers a significant boost in horsepower and torque.


4.6L Stroker Engine Overview:

  • Displacement: 4.6 liters
  • Configuration: Inline 6-cylinder
  • Horsepower: Approximately 270 HP
  • Torque: Around 300 lb-ft
  • Compatibility: Direct bolt-in replacement for factory 4.0L engines
  • Fuel System: Utilizes existing fuel injection systems


Benefits of Upgrading to a 4.6L Stroker Engine:

  • Enhanced Performance: The increased displacement provides a substantial improvement in power and torque, resulting in better acceleration and overall drivability.
  • Direct Replacement: Designed to fit seamlessly into 1991-1999 Jeep Wrangler YJ/TJ and Cherokee XJ models without the need for extensive modifications.
  • Reliability: Built with high-quality components to ensure longevity and dependability, even under demanding conditions.


Jeep 4.6L Engine Installation and Compatibility:

Upgrading to the 4.6L Stroker engine is straightforward for 1991-1999 models. The engine is engineered as a direct bolt-in replacement, compatible with all automatic and manual transmissions of the era. Additionally, it integrates seamlessly with existing differentials, ensuring a hassle-free installation process.


Improve the performance of your 1991-1999 Jeep Wrangler YJ/TJ or Cherokee XJ with a 4.6L stroker engine designed and engineered by Golen Engine Service.

Questions? Give us a call at 1-800-591-9171 or Contact Us and we’ll get in touch with you right away.