I very nearly bought a cosworth style manifold on ebay the other night until i caught myself on and did a bit of research on the seller! It was a seller from spain which i found weird then asked a few questions to try and get some info, then i found out it was a copy manifold made in china... it...
was looking into getting cams ontop of my ps171 kit and was wondering if anyone has fitted cosworth cams and NOT mapped thier car? i know youd get better gains with a custom map but how does the car drive with the ecu on factory settings???