Check the cambelt timing marks are properly aligned. Make sure you've used the right set of marks on each cam, they're different on the exhaust and inlet cams.
The 2011 Land-Rover Range-Rover has 38.3 in. of rear head room.
The 2012 Land-Rover Range-Rover has 39.3 in. of front head room.
The 2005 Land-Rover Range-Rover has 40.3 in. of front head room.
The 2007 Land-Rover Range-Rover has 38.3 in. of rear head room.
The 2009 Land-Rover Range-Rover has 39.3 in. of front head room.
The 2004 Land-Rover Range-Rover has 40.2 in. of front head room.
The 2010 Land-Rover Range-Rover has 39.3 in. of front head room.
The 2008 Land-Rover Range-Rover has 39.3 in. of front head room.
The 2013 Land-Rover Range-Rover has 39.2 in. of rear head room.
The 2013 Land-Rover Range-Rover has 39.3 in. of front head room.
The 2004 Land-Rover Range-Rover has 38.3 in. of rear head room.
The 2002 Land-Rover Range-Rover has 38.1 in. of front head room.