Repair manual

SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
5
F3C CURSOR ENGINES
Print P2D32C005 E Base - May 2007
ASSEMBLY CLEARANCE DATA
Type F3C
CYLINDER BLOCK AND
CRANKMECHANISM COMPONENTS
mm
∅
1
Bores for cylinder liners:
upper
∅1
lower
153.500 to 153.525
152.000 to 152.025
Cylinder liners:
L
external diameter:
upper
∅2
lower
153.461 to 153.486
151.890 to 151.915
∅2
length L -
Cylinder liners -
crankcase bores
upper
lower
0.014 to 0.039
0.085 to 0.135
External diameter ∅2 -
Cylinder sleeve
∅
3
inside diameter ∅3A* 135.000 to 135.013
X
inside diameter ∅3B* 135.011 to 135.024
Protrusion X 0.045 to 0.075
* Selection class
* Under a load of 800 N
∅
Pistons:
∅
1
X
measuring dimension X 18
X
external diameter ∅1A
F
134.861 to 134.873
∅
2
external diameter ∅1B
FF
134.872 to 134.884
∅
2
pin bore ∅2 54.010 to 54.018
Piston - cylinder sleeve
A*
B*
0.127 to 0.151
0.127 to 0.151
* Selection class
Piston diameter ∅1 -
X
Pistons protrusion X 0.12 to 0.42
3
∅
Gudgeon pin ∅3 53.994 to 54.000
Gudgeon pin - pin housing 0.010 to 0.024
F
ClassApistonssuppliedasspares.
FF
Class B pistons are fitted in production only and are not supplied as spares.