2000 2001 2002 Subaru Outback 3.0L H6 DOHC Engine JDM EZ30D OEM

Elevate your vehicle's performance with this robust JDM 2000-2002 Subaru Outback EZ30D 3.0L H6 Engine. Imported directly from Japan, this engine represents Subaru’s high-precision 3.0-liter flat-six engineering. Unlike the standard 4-cylinder engines found in domestic models, the EZ30D offers exceptional torque delivery, smoother power output, and a distinct acoustic signature that is highly prized by Subaru enthusiasts. Sourced from a low-mileage Japanese donor, this complete long-block is the ideal solution for high-quality engine replacement, engine swaps, or restoration projects for owners seeking the reliability and balanced performance of the iconic Subaru H6 platform.

Vehicle Specifications

• Year Range: 2000, 2001, 2002

• Make & Model: Subaru Outback / Legacy (BH/BE Chassis)

• Engine Code: EZ30D (3.0L DOHC Horizontally-Opposed H6)

• Horsepower/Torque: Factory JDM Spec (Smooth, high-torque delivery)

• Configuration: 24-Valve H6 (DOHC)

• Origin: Japan (Genuine OEM Japanese Domestic Market Import)

• Condition: Premium Used Performance Import (Compression tested, leak-down verified, timing chain system inspected, and clean oil delivery)

Vehicle Fitments

• Direct Swap Fitment: 2000-2002 Subaru Outback / Legacy (BH/BE Chassis).

• Compatibility: Designed for the EZ30-equipped chassis. This engine serves as a direct factory replacement for existing H6-powered models.

• Note on Swapping: If you are planning an H6 swap into a 4-cylinder chassis, please note that the engine bay width, wiring harness, ECU, and custom exhaust fabrication are required, as the EZ30D is longer than standard flat-four engines.

Included Parts

• Engine Assembly: Complete EZ30D long-block with intake manifold, fuel rails, and injectors

• Timing System: Factory-fitted timing chain and cover assembly

• Ancillaries: Alternator, power steering pump, A/C compressor, and ignition coil packs

• Sensors: Integrated engine sensor suite (Crank, Cam, and MAF sensors)

Installation & Conversion Notes

• Maintenance Recommendation: Before final installation, we highly recommend performing a "pre-install refresh" including: a fresh high-quality water pump, new spark plugs, and a comprehensive inspection of all vacuum lines, which are critical for smooth idle in the H6 platform.

• Cooling System: The EZ30D is a high-thermal-output engine. Ensure your vehicle’s cooling system is flushed, and we recommend using a high-flow, reliable radiator to maintain optimal operating temperatures under load.

• Oil Specification: Utilize full-synthetic 5W-30 or 5W-40 engine oil to maintain the integrity of the chain-driven timing system and provide consistent lubrication to the H6 rotating assembly.

• Professional Tip: When installing the engine, ensure the flexplate/flywheel mounting points are perfectly aligned with your transmission bellhousing to prevent vibrations