reply to Bob
Re: Why can Porsches go 20K between oil changes?
said by Bob:LOL - a lot of times those 'guys' find the ISSUES with the design and they manufacturer changes the design.
Yeah, that guy obviously knows a lot more than the engineers who design and test the engines.
"It drops into your stomach like a Abrams's tank.... driven by Rosanne Barr..." A. Bourdain