Re: 1992 mustang gt 5speed
Pretty sure stock is only 9.0:1 compression ratio, begging for boost..
I do not believe cam was any different automatic to manual, but the options for aftermarket cams are different (due to the nature of the engine/idle at lower RPMs) Not sure of the stock cam specs..
The A9L is the most responsive ECU, it seems.. you can also scan/modify it with a tweecer or a chip...
2012 IS F Blue IS F Sport
2006 Mustang V6 wannabe