Will it fit 1.8 bp engine on 1993 Mazda 323?

Yes, a 1.8 BP engine can fit into a 1993 Mazda 323, as this model was designed to accommodate various engine configurations, including the BP series. However, you may need to make some modifications to the engine mounts, wiring harness, and possibly the exhaust system to ensure proper fitment and functionality. Additionally, ensure that you have the necessary supporting components, like the ECU, for the engine swap to work effectively.