FORD 1079401, XS4U6M090AB. Glow Plug Type Pencil-type Glow Plug, after-glow capable. Type Glow Plug. Cone Pitch 93. Thread Size M 10 x 1. Port / Connector type M 4. FORD FOCUS II Station Wagon (DA_, FFS, DS) 1.8 TDCi Estate Diesel 04/2005 12/2011 FWD 8 115 85.