Engine Specifications
| Specification |
Details |
| Engine Code (Part Code) |
FA20 (FA20D / FA20F) |
| Engine Family |
Subaru FA Boxer Engine Series |
| Engine Size |
2.0L (1,998 cc) Horizontally Opposed 4-Cylinder (Boxer) |
| Aspiration & Fuel |
NA Dual Injection (FA20D) / Direct Injection Turbo (FA20F) |
| Mileage / Condition |
Used Low-Mileage Import / Tested (Approx. 50,000–70,000 KM) |
| Testing Status |
Compression Tested, Leak-Down Tested & Steam Cleaned |
| Parts Included |
Complete Engine Assembly with Attached Core Accessories |
| Core Charge |
$0 (No Core Return Required) |
Product Overview & Fitment Highlights
Get your vehicle back on the road with a hand-picked, low-mileage FA20 complete engine assembly—compression tested, steam cleaned, and verified for strong mechanical health.
Why Choose This Engine?
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Low-Mileage Condition: Sourced with low average kilometers (approx. 50K–70K KM) to ensure maximum remaining operational life.
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Fully Tested: Units undergo compression and leak-down testing prior to listing to check cylinder pressures.
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Direct OEM Replacement: Original Subaru 2.0L FA-series Boxer engine assembly designed for direct drop-in setup.
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No Core Return: Keep your old engine block! We do not charge core fees or require trade-ins.
General Vehicle Fitment Reference
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Engine Variations:
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FA20D (4U-GSE): Naturally Aspirated / Toyota D-4S Dual Fuel Injection (Port & Direct Injection) with 12.5:1 compression ratio (Fits 2012–2020 Subaru BRZ, Scion FR-S, and Toyota 86).
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FA20F (FA20 DIT): Direct Injection Turbocharged (DIT) with bottom-mounted twin-scroll turbocharger and 10.6:1 compression ratio (Fits 2015–2021 Subaru WRX, 2014–2018 Forester XT, and 2012–2014 Legacy GT JDM).
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VIN & Variant Verification Recommended: FA20D (NA / FR-S / BRZ) and FA20F (Turbo / WRX / FXT) engines use completely different cylinder heads, pistons, fuel delivery setups, and turbochargers, making them non-interchangeable. Call us at 403.471.7150 or send us your VIN so we can verify exact matching for your chassis!
Components Included vs. Accessories to Transfer
Engines are sold as complete assemblies (photos may show a representative unit) , including attached intake and exhaust core accessories. However, because electrical plug configurations, emissions setups, and sensor layouts vary by year and market, plan to swap your original sensors and harness if necessary:
| Included (Attached Core Accessories) |
Transfer / Swap From Original Engine |
| Engine Block & Cylinder Head Assembly |
Vehicle Engine Wiring Harness & ECU
|
| Intake Manifold & Throttle Body Assembly |
Sensors (USDM Crank/Cam Sensors, Knock Sensor)
|
| High-Pressure Fuel Pump, Rail & Injectors |
Vehicle Emissions & Vacuum Lines |
| Exhaust Manifold & Turbocharger (FA20F Turbo models) |
Alternator, AC Compressor & Power Steering Pump (If different)
|
| Timing Covers, Valve Covers & Oil Pan |
Starter Motor |
Compatible Models & Years
| Model |
Year Range |
Drivetrain |
Notes |
| Subaru BRZ / Scion FR-S / Toyota 86 |
2013 – 2020 |
RWD |
FA20D / 4U-GSE NA |
| Subaru WRX |
2015 – 2021 |
AWD |
FA20F DIT Turbo |
| Subaru Forester XT |
2014 – 2018 |
AWD |
FA20F DIT Turbo |
| Subaru Legacy GT |
2012 – 2014 |
AWD |
JDM FA20F DIT |
Unsure About Compatibility?
Vehicle options, trims, and engine splits can vary. Before placing your order, please contact us with your VIN (Vehicle Identification Number) or send it to us before ordering. Our team will verify exact block, head, and sensor compatibility for your specific vehicle.
Installation & Peripheral Swap Notice:
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Sensor & Harness Swaps: Depending on your vehicle’s exact market, trim, and emission specs, your installer may need to transfer your original engine’s sensors, intake manifold, wiring harness, or oil pan to match your factory ECU.
Disclaimer: This compatibility table is provided for reference purposes only. It is the buyer/installer’s responsibility to confirm that the engine code listed in the specifications above matches their existing vehicle setup prior to installation.
