OK, it's done - I've added zMax to my parts and tuning page at http://www.isham-research.com/quattro/bitz.html Anyone else with a technical page feels like copying the URL, feel free. Let's point everyone who looks for information straight to the FTC. -- Phil Payne http://www.isham-research.com/quattro +44 7785 302 803 +49 173 6242039