1 x HEAD GASKET SET. 1 x HEAD BOLTS SET. HEAD GASKET THICKNESS: 1.15mm. HEAD GASKET MATERIAL: MLS. BOLT SIZE: M12 1.25 x 220mm LONG – TORX FEMALE. VAUXHALL ASTRA 2.0 CDTi Engs A20DTH 158 Bhp 8/2010 – 4/2012 Estate. VAUXHALL ASTRA 2.0 CDTi Engs A20DTH 163 Bhp 8/2011 On Estate. VAUXHALL ASTRA H 2.0 CDTi Engs A20DTH 163 Bhp 9/2011 – 9/2015 Coupe. VAUXHALL ASTRA 2.0 CDTi Engs A20DTH 158 Bhp 12/2009 – 4/2012 Hatch. VAUXHALL CASCADA 2.0 CDTi Engs A20DTH 163 Bhp 11/2012 – 4/2016. VAUXHALL INSIGNIA 2.0 CDTi Engs A20DTJ 128 Bhp 11/2008 – 12/2014 Estate, Hatchback, Saloon. VAUXHALL INSIGNIA 2.0 CDTi Engs A20DTE 138 Bhp 8/2013 – 3/2016 Estate, Hatchback, Saloon. VAUXHALL INSIGNIA 2.0 CDTi Engs A20DTH 158 Bhp 8/2010 – 12/2014 Estate, Hatchback, Saloon. VAUXHALL ZAFIRA 2.0 CDTi Engs A20DTL 108 Bhp 11/2011-4/2015. VAUXHALL ZAFIRA 2.0 CDTi Engs A20DT 128 Bhp 11/2011 On. VAUXHALL ZAFIRA 2.0 CDTi Engs A20DTH 163 Bhp 11/2011 On. PLEASE SEE COMPATIBILITY TABLE FOR FITMENT DETAILS. Due to the current crisis our opening and. Hours have had to change. PLEASE ALLOW AN ADDITIONAL DAY OR TWO FOR DELIVERIES. THANK YOU FOR YOUR PATIENCE & UNDERSTANDING. STAY WELL & STAY SAFE. DELIVERIES ARE FROM MONDAY – FRIDAY ONLY. AB37-AB56, BT, CA18-CA27, GY, HS, IM, IV, JE, KA, KW, LA15-LA23, PA, PH, TR21-TR25, ZE, INCLUDING AND NOT LIMITED TO NORTHERN IRELAND, SCOTTISH HIGHLANDS AND ISLANDS, CHANNEL ISLANDS & ISLE OF WIGHT.