


FB25 Subaru Engine
The FB25 engine had an open-deck, aluminium alloy block with 94.0 mm bores and a 90.0 mm stroke for a capacity of 2494 cc; within the cylinder bores, the FB25 engine had cast iron liners. Due to its revised connecting rods and valvetrain components, the FB25 block was the same size as its EJ253 predecessor, despite its smaller bore and longer ...
