Type Deflection/Guide Pulley, v-ribbed belt. Width of castor bearing surface 22 mm. VAUXHALL COMBO TOUR Mk II (C) (F25) 1.6 CNG MPV Petrol/Compressed Natural Gas (CNG) 06/2006 09/2010 FWD 16 94 69. VAUXHALL COMBO TOUR Mk II (C) (F25) 1.6 CNG MPV Petrol/Compressed Natural Gas (CNG) 04/2005 02/2012 FWD 16 97 71.