I've seen an indicated 187 on my unmodified 40th Anniversary 996 (with X51). Took awhile after 180 to get there, but it pulled it at just over 7200 RPM
If you are talking about the 2016 Porsche 911 GT3 RS, its top speed is listed at 202 mph.
202mph
The Porsche 911 GT2 RS tests at a top speed of around 330 km/h (205 mph). Interesting bit of info: The Porsche 911 GT RS was convinced out of a Skunk-works project.
194mph/312kph S. Model 196mph
The 2004 Porsche 911 has a 6-speed manual.
The 2007 Porsche 911 has a 6-speed manual.
The 2001 Porsche 911 has a 6-speed manual.
The 2003 Porsche 911 has a 6-speed manual.
The 2010 Porsche 911 has a 6-speed manual.
The 2014 Porsche 911 has a 7-speed manual.
The 2013 Porsche 911 has a 7-speed manual.
The 2012 Porsche 911 has a 6-speed manual.