Interesting link this one
https://docs.google.com/spreadsheet/...QNnlHS1E#gid=0
Contains some Motor Mag laptimes at Wakefield
1-Sep-2009 Holden HSV W427 69.30 1:09.30 Warren Luff Dry
1-Nov-2008 Holden HSV GTS 70.20 1:10.20 Warren Luff Dry
1-Sep-2008 Holden HSV Clubsport R8 70.30 1:10.30 Warren Luff Dry
1-Sep-2005 Holden HSV Clubsport DTS 70.69 1:10.69 Rick Bates Dry
1-Sep-2007 Holden HSV Clubsport R8 70.69 1:10.69 Warren Luff Dry
1-Jul-2007 Holden HSV Clubsport R8 71.50 1:11.50 Warren Luff Drying
1-Jul-2009 Holden HSV Grange 71.50 1:11.50 Warren Luff Dry
1-Oct-2003 Holden HSV GTS Coupe 71.81 1:11.81 Rick Bates Dry
1-Sep-2004 Holden HSV GTS 72.16 1:12.16 Rick Bates Dry
Diffferent days, conditions, and drivers, so make of it what you will. To me, the E Series and Z Series DTS look on par ...