Man D 2840 LE 301

Limit values
Service Data
Dimensions
159
Cylinder head
12,000−12,018 mm Intake valve
12,000−12,018 mm Exhaust valve
17,1−17,5 mm
Intake valve α = 60_
Exhaust valve β = 45_
a = 3,3−3,8 mm
b = 3,3−3,8 mm
Valve guide bore in cylinder head:
18,000 − 18,018 mm
Valve guide outside diameter:
18,028−18,046 mm
standard: 113,9 −114 mm
minimum: 112,9 mm
(observe specified dimensions for valve
recess and injector projection,
see page 160)
Valve seat insert bore in cylinder head:
53,00 −−53,03 mm
Valve seat insert outside diameter:
53,10−53,11 mm
Valve seat insert bore in cylinder head:
61,00 − 61,03 mm
Valve seat insert outside diameter:
61,10−61,11 mm
a
b
β
α
Ø
Ø
Ø
Ø