Outfront Motorsports FB25 BRZ Hybrid Closed Open Deck 550 Shortblock Hardware This Block Is Our Base

This Block Is Our Base Non Closed Deck (Semi Closed) EJ257 Long Rod Short Block With Forged Internals

Feel: Light to moderate pedal effort

This process dramatically increases the long term durability and reliability of each head gasket

high-temperature coils to maintain response times of 6 milliseconds or less

Outfront Motorsports FB25 BRZ Hybrid Closed Open Deck 550 Shortblock Hardware This Block Is Our BaseWant 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.