The FB engines were manufactured at Subaru’s Gunma Oizumi factory which was developed exclusively for the production of the FB engine. The FB25 engine had an open-deck, aluminium nanas cheese puffs block with 94. 0 mm bores and a 90.
The FB engines were manufactured at Subaru’s Gunma Oizumi factory which was developed exclusively for the production of the FB engine. The FB25 engine had an open-deck, aluminium nanas cheese puffs block with 94. 0 mm bores and a 90.