Quote Originally Posted by rebel.ranter View Post
The newer engine only came in to being in Sept '14, the B47 engine. Anything before that has the dodgy engine.
The introduction date of the B47 varied depending on the model. AFAIK it appeared on the F10 from late 2013 (noted as 190bhp cars), the F20 and F30 both got it coinciding with their LCI's in 2014.