Valve Dimensions

VALVE DIMENSIONS 928 S '85/'86 MODELS ONWARD ENGINE TYPE M 28. 43/44/45/46

Dim.

Intake

Exhaust

a

35 mm

32 mm

b

6.97 mm

6.94 mm

c

112.2 mm

111.2 mm

a

45°

45°

VALVE DIMENSIONS 928 S '87 MODELS ONWARD ENGINE TYPE M.28 41/42

Dim.

Intake

Exhaust

a

37 mm

33 mm

b

6.97 mm

6.94 mm

c

114.7 mm

113.7 mm

a

45°

45°

Printed in Germany-XIX,1987 Checking and Remachining 15 - 115

Valve Seats Valve Dimensions

CHECKING AND ADJUSTING INSTALLATION LENGTH OF VALVE SPRINGS (32-VALVE ENGINES)

VALVE SPRINGS, '85 MODELS ONWARD VALVE SPRINGS, '86 MODELS ONWARD

ENGINE TYPE M28.43/44 ENGINE TYPE M28. 45/46

1.Check length of intake-valve and 2.Check length of intake-valve and exhaust-valve springs with exhaust-valve springs with Special Special Tool 9240. Tool 9240/1.

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