The opening on the washer and on the cam tower. The tower has a very small line about 4-5mm long going from front to back. Should be about 1pm when looking in front.
2005 320 CDI
2006.5 VW Jetta TDI
1991 560SEL (179000 Sold)
1972 280SEL 4.5 ('The Lead Sled' 320000 miles when sold.)
1972 220D (225000 when sold)