Thank you for you prompt responses. Firstly, it's highly probable that I've messed up! One of the documents referenced in here is a PDF called "Tuning_Land_Rover_Tdi_engines_Rev_2.pdf" which I printed out and read. When I came to validate my pump was the correct pump I compared it to the...

Firstly let me say what a useful topic this is and secondly I like to say that it appears that it's of no use to me even though I spent several hours yesterday following all the posts and reading various documents that those posts pointed to! :-( Here's my problem, and my question. I have an...