Originally Posted by tosh

As I mentioned earlier Stu I’m not chasing the high end of the 300’s the only reason I’ve put the 4x4 plenum on is that the old one was cracked and tatty. it was whilst cleaning the new one up got me thinking about the parameters of the plenum as it’s the first time I’ve taken it apart, which then opened the question in my mind as to why the castings were so rough internally hence all the above questions.

In fact Stu I probably will be going down the T34 route when I get the car back from paint so the 4x4 plenum might be beneficial, so will be giving you a call at a later date to upgrade the chip I purchased from you 3 yrs ago, which is still unused in it’s box, and also a full check & setup.