XK (X100) V8-4.2L SC (2003)
3.
The suspect pumps have a spot drilling on the cast face 25 mm from the edge nearest to the low-pressure port as shown in the illustration marked
with the X in Illustration 2. The spot drilling will align with one side of the oval recess on the machined face of the pump body. Non-suspect
pumps have a spot drilling approximately 17 mm from the edge nearest to the low pressure port as shown in the illustration marked with the check
mark in Illustration 2.