Valve stem seals, replacing
WARNING: This page is about a different variant/trim than selected.
Special tools, testers and auxiliary items required
- Adjustable rod 2036
- Slide hammer 3047 A
- Seal driver 3129
- Valve spring lever 541/1A
- Thrust piece 541/5
Removing
(with cylinder head installed)
- Remove camshaft. Refer to Camshaft, removing and installing .
- Remove valve lifters and place on contact surface when setting down. Be careful not to switch valve lifters.
- Move piston for respective cylinder to Top Dead Center (TDC) position.
- Install adjustable rod 2036 and adjust mounting to stud height.
- Remove valve springs with valve lever 541/1A and thrust piece 541/5.
NOTE:
- Support valves on piston head while doing this.
- Remove valve stem seals using slide hammer 3047 A.
Installing
- Place supplied plastic sleeve - A - on appropriate valve stem. This prevents new valve stem seal - B - from being damaged.
- Insert new valve stem oil seal into seal driver 3129.
- Grease lip of valve stem oil seal and carefully slide onto valve guide.