SUBARU H6-B9 Jdm Engine 3.0L EZ30

( Fitment Type: Direct Replacement ), ( Vintage Part: No ), ( Fuel Type: Gasoline ), ( Type: Complete Assembly ), ( Ipn: H6-b9 ), ( Manufacturer Warranty: 90 Day ), ( Oe/oem Part Number: Ez30 ), ( Block Type: Flat ), ( Number Of Valves: 24 ), ( Engine Size: 3.0l ), ( Country Of Origin: Japan )

Review SUBARU 3.0l Jdm Engine fits OUTBACK LEGACY B9 2003–2009

The Subaru Outback B9, produced between 2003 and 2009, is an all-wheel drive station wagon offering both style and functionality. One of its most noteworthy features is the optional JDM (Japan Domestic Market) EZ30 engine, which is a 3.0-liter, flat-six, horizontally opposed engine. This engine is known for its unique design and impressive performance.

The EZ30 engine is a naturally aspirated unit, meaning it doesn't rely on forced induction like a turbo or supercharger to increase power. It boasts a high-compression ratio of 10.0:1, which, combined with its large displacement, delivers robust power output. The engine produces approximately 235 to 245 horsepower at 6,000 RPM, depending on the specific model year, making it a potent and responsive powerplant.

This engine is renowned for its smooth and linear power delivery, providing an enjoyable driving experience. It also comes with Subaru's famous Symmetrical All-Wheel Drive system, ensuring optimal traction and stability in various driving conditions.

The EZ30 engine features a twin-cam, 24-valve DOHC (Double Overhead Camshaft) configuration, which maximizes intake and exhaust efficiency for improved power and fuel efficiency. It also comes with Subaru's Individual Electronic Fuel Injection system, which optimizes fuel delivery for each cylinder under various driving conditions.

Additionally, the engine block is made of cast aluminum, which not only reduces weight but also helps to dissipate heat for better performance and durability. The engine also comes with a forged steel crankshaft and forged pistons, ensuring robustness and longevity.

The Subaru Outback B9 with the JDM EZ30 engine is a versatile and powerful vehicle that offers both performance and practicality. Its unique design, smooth power delivery, and all-wheel drive system make it an excellent choice for those seeking a reliable, capable, and engaging driving experience.

The Subaru Outback B9 with the 3.0L EZ30 JDM engine, produced between 2003 and 2009, is an all-wheel-drive station wagon known for its reliability, off-road capabilities, and fuel efficiency. However, like any vehicle, it comes with its advantages and disadvantages.

1. All-wheel-drive system provides excellent traction and stability, making it suitable for various driving conditions, including off-road and harsh winter weather.

2. The 3.0L EZ30 engine offers a decent power output (235 horsepower) and smooth performance, making it enjoyable to drive.

3. The Outback B9 is known for its durability and reliability, with many owners reporting long-term trouble-free ownership.

4. The vehicle offers ample interior space, making it ideal for families or those with large cargo needs.

5. The Outback B9's off-road capabilities, combined with its car-like ride and handling, make it an excellent choice for those who want an adventure-ready vehicle without sacrificing everyday comfort and convenience.

1. Fuel economy is below average for its class, with the 3.0L engine returning around 18-21 mpg in combined driving.

2. The vehicle's age may result in higher maintenance and repair costs, as parts become more difficult and expensive to find.

3. The interior materials and design may feel outdated compared to newer models, and some drivers may find the infotainment system lacking.

4. The Outback B9's ride can be a bit firm, which may not appeal to those who prioritize comfort over handling.

5. The vehicle's high ground clearance and off-road capabilities may make it less suitable for those who prioritize on-road handling and agility.

The Subaru Outback B9 with the 3.0L EZ30 JDM engine offers a unique blend of performance, off-road capability, and reliability. Its advantages, such as the all-wheel-drive system, powerful engine, and durability, make it an excellent choice for those who value versatility and adventure. However, its disadvantages, such as below-average fuel economy and potential higher maintenance costs, may deter some buyers. Ultimately, the decision to buy a Subaru Outback B9 with a 3.0L EZ30 JDM engine depends on individual priorities, driving needs, and preferences.

If you are in the market for a versatile and reliable vehicle with excellent off-road capabilities, the Subaru Outback B9 with the 3.0L EZ30 JDM engine is an excellent choice. However, be prepared for higher maintenance costs and below-average fuel economy. Consider having a reputable mechanic inspect the vehicle before purchasing to ensure that it is in good condition and worth the investment. Additionally, consider shopping around for the best deal and financing options.

Details:

Damage to oil pans cannot be covered. You cannot claim for any part, component or sensor which are clearly showing damaged in the original listing picture of item. Cylinder Head Short Block. ITEM NOT COVERED: All external parts attached to the engines

ITEM AND CONDITIONS COVERED BY THE LIMITED WARRANTY: All internal engine parts including pistons, pistons rings, piston pins, crankshaft main bearings connecting rods rod camshaft bearings, timing chain and gears, intake exhaust valves, valve springs seals, guides push rods, rocker arm shafts. You cannot claim for an item which is not compatible with your vehicle but you realized after receiving the or during installation. Repairs or exchange will not extend this limited warranty. Timing belt, water pump, belts, seals, spark plugs, plug wires, etc. Are not covered under warranty.

THIS LIMITED WARRANTY DOES NOT COVER: The cost of labor required to removal, installation Transportation. Charges related to the return of item must be prepaid by customer as well any charges. The engine block, cylinder walls head are also warranted to be free of cracks or distortion. Engine complete with accessories may not comply the emission control laws of state in which it is being sold or used State/Federal authorities require that you change over devices from your old engine to are installing make.

You cannot claim for any parts which was not included in original package nor mentioned page. Intake, exhaust, manifolds, distributor, starter, emission, devices, flywheel, clutch, pressure plate, All wear and tear parts

part #: h6-b9 prices

• $1395.00-$3495.00

specifications grokengines:

• for models: B9, Outback, Legacy
• for makes: Subaru
• for years: 2003-2009
• fitment type: Direct Replacement
• vintage part: No
• fuel type: Gasoline
• type: Complete Assembly
• ipn: H6-b9
• manufacturer warranty: 90 Day
• oe/oem part number: Ez30
• block type: Flat
• number of valves: 24
• engine size: 3.0l
• country of origin: Japan

payments grokengines:

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

general grokengines:

• Car Truck Parts Accessories > Engines Engine Parts > Engines
• condition: Used

returns grokengines:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

seller grokengines:

• rating: 0.0%
• city: Wilmington, California
• # reviews: 0

shipping grokengines:

• class: Economy
• cost: $0.00
• type: Fixed
• transit: 4-10 Days
• service: Economy

offer grokengines:

• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: April 13, 2026

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