15-11-2013, 02:33 PM
The 323 and the 325 have the same engine, it's the inlet manifold which is the main difference between them, put on a 2.5 M50 inlet manifold and you'll be nearer 185hp for less than £100, more can be gained if you then get a decent zorst and a map to suit, then you'll be around 200hp
![[Image: Ty8kl7b.jpg]](https://i.imgur.com/Ty8kl7b.jpg)