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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
5:1 Forged Pistons Par Number 359153 but Other Options are Available) ·
Advanced features not found on the Storm:
Please verify vehicle compatibility in Confirmed Applications
Hardware to bolt the bare engine block to the bare trans-axle
Outfront Motorsports FB25 BRZ Hybrid Closed Open Deck 550 Shortblock WRX 2015-2021 5:1 Forged Pistons Par NumberWant to build a 2. 4l out of your FA20 engine in your BRZ FR S? 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 AA20 heads from your BRZ FR S and keep your compression ratio the same as stock 12. 5: 1 With a larger bore, this FB25 hybrid block will give you huge gains in Displacement, torque, and response.
