Valve drive - M21 engine
1 Camshaft
2 Plain bearing
3 Rocker
4 Eccentric
5 Knurled Head Screw
6 Nut
7 Retaining spring
8 Ball pin
9 Inlet valve
10 Exhaust valve
11 Spring cup
12 Valve spring
13 Oil deflector cap
14 Valve spring
15 Rusk
16 Oil pipeline
17 O-ring
Valve drive - M20 engine
1 Rocker shaft
2 Mounting plate
3 Spring cup
4 Valve spring
5 Valve spring
6 Oil deflector cap
7 Upper spring cup
8 Crackers
9 Cork
10 Bracket
11 Cork
12 Rocker
13 Bolt
14 Eccentric
15 Spacer washer
16 Nut
17 Inlet valve
18 Exhaust valve