How much HP can a stock FA20 block handle?
The stock FA20 block it self can handle pretty much 500-700 HP if you upgrade the internals. The only reason people blow engines or make holes in their blocks is because a rod or piston breaks and launches into your block at 8000 RPM!
Is the FA20 easy to work on?
Point is – we don’t fully buy into the complaints about the factory software on the FA20 engines. Most owners likely won’t notice any issues. It’s also easy enough to work with a tuner and set the tune exactly how you want it.
Is the FA20 a high compression?
The semi-direct injection FA20 engine (it has both port and direct cylinder injectors) uses a very high 12.5:1 compression ratio.
Can the FA20 handle boost?
Simple answer, It will handle as much horse power as you can give it. Until it breaks. Stock power is what, 160-170 wheel on a good day, no way in hell the stock motor can handle 3 times that.
Does the FA20 have forged internals?
As pointed out, it does not. I will bet you many things that it comes with hypereutectic pistons. For the uninitiated, hypereutectic pistons are cast. As pointed out, it does not.
Does the FA20 have variable valve timing?
The FA20 allows for large changes in cam timing via Variable Valve Timing (VVT) adjustments. Unlike many other VVT cam gears that lock at the max- retard position, the FA20 locks closer to a middle position (30 degrees retard and 40 degrees advance from the crank angle) when the engine is turned off.
How big is FA20 turbo?
FA20 Turbo Rod Specs
| Specification | Standard | Metric |
|---|---|---|
| Big End Bore | 2.087″ | 53.01mm |
| Big End Width | 0.843″ | 21.41mm |
| Pin Bore | 0.8671″ | 22.02mm |
| Rod Bolt Torque | 18.44 ft-lbs | 25Nm |
Does the FA20 have VVT?
What turbo is on a FA20?
The FA20 Blue™ turbocharger for the 2015+ Subaru WRX features the 73mm HTZ™ compressor wheel with a stock fitment, stock appearing cover coupled to the 10cm2 turbine section. This bolt on solution produces a great balance of spool and power.
Is the FA20 direct injection?
Featuring direct injection, high compression, four valves per cylinder, and variable valve timing for both intake and exhaust events, the FA20 showcases today’s latest engine technologies. This compact, all-aluminum, 2.0-liter boxer engine delivers performance through efficiency.
Is FA20 crank forged?
HKS FA20 2.1L Capacity Upgrade Kit (Low Comp) HKS has developed a highly durable low compression piston required to move onto the next tuning level. The crankshaft is made from forged materials.
What turbo does the FA20 have?
USDM FA20 DIT Engine Specifications The Subaru FA20F motor is a direct-injected turbo engine found in the 2015+ WRX. It features a four-cylinder horizontally-opposed “Boxer” layout with a twin-scroll turbocharger.