|
The 964 cam has a higher lift than the SC and thus your valves are more likely to hit your pistons when you miss a shift. It is advisable to replace your valve springs with stiffer "racing" springs when switching to these cams esp if you are going to the track.
-Chris
__________________
'80 911 Nogaro blue Phoenix!
'07 BMW 328i 245K miles!
http://members.rennlist.org/messinwith911s/
|