01-07-2014, 10:27 AM 
	
	
	
		Fair enough don't really understands the mechanics of the port/manifold bore sizes just looked it was another rover thing where they didn't do the job properly 
£1 oven cleaner any good? 
	
	
	
	
£1 oven cleaner any good?
 
	
 
 

 
 
![[Image: mcetg0.png]](http://i57.tinypic.com/mcetg0.png)