Porsche-Style rear wing

[BulletBug]

Wally.. i know this is off topic but whats the difference between type 4 and 914... and DTM and upright cooling... can u share a bit...

[Wally]

Sure, but it would take a book to write all that...
Like I suggested in my PM to you, the best thing to do is to read into the matter. There's no other way imo unless you're very wealthy and can outsource everything.