Outfront Motorsports FB25DIT Hybrid Non Closed Deck 550 Shortblock STi 2015-2021 But Tomei 4-1 type exhaust

But Tomei 4-1 type exhaust manifold has high efficency

All wires are color coded to match the manual

the best way to get this is to use an adjustable eccentric cam pulley

The KVS87-DT dual spring and titanium retainer kit is to suit turbocharged 2015+ Subaru FA20 engines

Outfront Motorsports FB25DIT Hybrid Non Closed Deck 550 Shortblock STi 2015-2021 But Tomei 4-1 type exhaustWant to build a 2. 4l out of your FA20DIT engine? Look no further. This hybrid shortblock developed by us in 2016 is the perfect answer. This block utilizes an FB25 case, FA20DIT Crankshaft, and a custom Forged piston to match up with your FA20 DIT heads and keep your compression ratio the same as stock. With a larger bore, this FB25 hybrid block will give you huge gains in Displacement, torque, and response. Seasoned FB25 Case New FA20DIT Crankshaft