looking to replace glow plugs on my transit connect 1.8 tdci but there are slight variations on these 4:
https://www.ebay.co.uk/itm/233531084776
https://www.ebay.co.uk/itm/233465439960
https://www.ebay.co.uk/itm/333598431346
https://www.ebay.co.uk/itm/232365617773
not sure which one is correct, can anyone help?