If you are talking of the original mini circa early 60's then it came as a 998cc and a 1275s variant. There were also a number of 997cc engines I understand. Something to do with which factory they wereade in Morris or Austin mini.
The 2002 MINI Cooper has a 1.6 L base engine size.
The 2010 MINI Cooper has a 1.6 L base engine size.
The 2004 MINI Cooper has a 1.6 L base engine size.
The 2013 MINI Cooper has a 1.6 L base engine size.
The 2009 MINI Cooper has a 1.6 L base engine size.
The 2008 MINI Cooper has a 1.6 L base engine size.
The 2007 MINI Cooper has a 1.6 L base engine size.
The 2014 MINI Cooper has a 1.6 L base engine size.
The 2012 MINI Cooper has a 1.6 L base engine size.
The 2003 MINI Cooper has a 1.6 L base engine size.
The 2011 MINI Cooper has a 1.6 L base engine size.
The 2005 MINI Cooper has a 1.6 L base engine size.