REMOVING AND INSTALLING VALVES - Rocker Arm Shafts Removed -
Place wood liner in Special Tool 11 1 060.
Install cylinder head.
Fuel Injection Engines:
Detach collector with intake necks at cylinder head.

Press down valve springs with Special Tool
11 1 060 and remove valve collets.

Remove spring retainer and springs.
Installation: Watch relaxed spring length A¹).
Pull out valve.
Installation: Lubricate valve guide and valve
stem with oil.


¹) See Specifications

Pull off valve seal.
Replace valve seal (1).
Insert valve and install spring retainer (2).
Always use Special Tool 11 1 340 to avoid any
damage on the valve seal.
Lubricate valve seal with oil and install.

Push on valve seal to fit tight with Special Tool 11 1 130.

Improtant: Modified shaft seal.
Version for stepped valve guide.
Push on valve seal to fit tight with Special Tool
11 1 090.
Diameter A for Götze = 14 ± 0.2 mm (0.551 ± 0.008´´).

Important: Use Special Tool 11 1 070 for valve
seals from ELRING.
Diameter A for Elring
= 14.3 + 0.1 mm)
= 14.3 - 0.2 mm)
(0.563 + 0.004´´)
(0.563 - 0.008´´)

ENGINE OIL CIRCIUT
1 Oil pan
2 Suction shell with filter screen
3 Oil pump
3a Safety valve
4 Oil filter
4a Check valve (oil Filter)
5 Main distribution bore
6 Oil bore in cyl. head, front
7 Oil bore in cyl. head, rear
8 Crankshaft bearing
9 Conrod bearing
10 Hollow rocker arm shaft, front
11 Hollow rocker arm shaft, rear
12 Sensor for oil pressure ind. lamp
13 Front camshaft bearing
14 Camshaft bearing
15 Camshaft bearing
16 Rear camshaft bearing
17 Rocker arm bearing, exhaust side
18 Spray jets for cam lubrication
19 Rocker arm bearing, intake side
20 Valve guide
21 Bore in distributor drive
21a Spray oil for distributor drive
22 Overflow from cyl. head
23 Chain lubricating pocket
24 Spray oil for piston pins
25 Oil drain bore
26 Oil dipstick
27 Oil filler neck
28 Oil drain plug

Vehicles after change point in 1982
REMOVING AND INSTALLING
VALVES
- Rocker Arm Shafts Removed -
Place Special Tool 11 1 064 (tray) in Special Tool 11 1 060.

Press down valve springs with Special Tool 11 1 060 and remove valve collets.

Take off upper spring retainer, valve springs and lower spring retainer.
Take tray out of special tool and pull out valve.
Installation:
Only install valve springs with same color code, wire gage size and length.
Lubricate valve guide and valve stem with oil.

Pull off valve stem seal with Special Tool 11 1 250.

Insert valve.
Use Special Tool 11 1 340 to avoid damaging the valve stem seal.
Lubricate valve stem seal (1) with oil and install.
Source for Special Tool Sleeves:
Cartool
Alfred-Brehm-Str. 5
D-85053 Ingolstadt

Press on valve stem sael against stop with Special Tool 11 1 090 for diameter
A = 14 ± 0.2 mm (0.551 ± 0.008") or Special Tool 11 1 070 for diameter
A = 14,3 ± 0.2 mm (0.563 ± 0.008").

The new, improved valve stem seals (internal grooves) are pressed on by hand with
help of Special Tool 11 1 200.
Special Tool 11 1 200 has two diameters for 7 mm (0.276")/8 mm (0.315") valve stem seals.