Outfront Motorsports FB25 BRZ Hybrid Closed Open Deck 550 Shortblock Hardware This process dramatically increases the

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

GT45/GTX45

For high horsepower applications

DTM4 Female to 2 x DTM4 Male

Outfront Motorsports FB25 BRZ Hybrid Closed Open Deck 550 Shortblock Hardware This process dramatically increases theWant 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.