29
Model Code Page
21. Engine
6000--8750
210 7
1. 8. 1998
1. 1. 1994
Timing marks:
Timing marks on gears are in alignment when the 1st cylinder piston is at its top dead centre between
compression and power strokes.
On crankshaft gear 2 dots on tooth...............................................................
On idler gear:
--- against crankshaft gear mark 0 on tooth....................................................
--- against camshaft gear mark 1 dot on tooth.....................................................
--- against fuel injection pump gear mark 1 dot on notch............................................
On camshaft gear 1 dot on notch................................................................
On injection pump gear 1 dot on tooth...........................................................
Cylinder block
Holes for guide pins 13,250...13,320 mm..............................................................
Main bearing location diameter 91,000...91,025 mm....................................................
Main bearing location (with bearings 8361 40950) 92,000...92,025 mm.....................................
Cylinder liner location, diameter:
--- u p p e r en d 124,514...124,554 mm....................................................................
--- l o w e r e n d 123,000...123,040 mm....................................................................
Inner diameter of camshaft bushing (fitted) 50,010...50,070 mm..........................................
Cylinder block height 428,170...428,430 mm.............................................................
Distance between piston and top dead centre at different crank shaft angles
Grad 320, 420, 620
mm
634
mm
Grad 320, 420, 620
mm
634
mm
6˚
10˚
11˚
12˚
13˚
14˚
15˚
16˚
17˚
18˚
19˚
20˚
0,423
1,173
1,418
1,686
1,976
2,289
2,625
2,983
3,363
3,765
4,188
4,633
0,485
1,344
1,624
1,931
2,264
2,623
3,007
3,417
3,852
4,312
4,797
5,307
21˚
22˚
23˚
24˚
25˚
26˚
27˚
28˚
29˚
30˚
5,100
5,587
6,095
6,624
7,173
7,742
8,331
8,939
9,567
10,213
5,841
6,399
6,980
7,585
8,214
8,865
9,539
10,235
10,952
11,692
Cylinder head
Height of cylinder head 104,800...105,000 mm...........................................................
Height (min.) of cylinder head after repair grinding 104,000 mm....................................
Cylinder head straigthness:
--- in lateral direction 0,05 mm..............................................................
--- in longitudinal direction 0,10 mm.........................................................
Valve guide inner diameter (not fitted) 9,000---9,015 mm...............................................
Valve guide outer diameter 16,028...16,039 mm........................................................
Valve guide bore diameter in cylinder head 16,000...16,018 mm..........................................
Height of valve guide upper end from cylinder head surface 21 mm............................
Valve head depth from cylinder head surface:
--- i n l e t v a lv e 0,7±0,05 mm (max. 1,70 mm)....................................................................
--- exhaust valve 0,6±0,05 mm (max. 1,60 mm).................................................................
V alve sealing surface angles:
--- i n l e t v a lv e 35˚
+20’
....................................................................
--- exhaust valve 45˚
+20’
.................................................................
V alve sealing surface width:
--- i n l e t v a lv e 2,9...3,7 mm....................................................................
--- exhaust valve 1,3...2,3 mm.................................................................
Diameter of exhaust valve seat insert 44,070...44,132 mm................................................
Diameter of exhaust valve seat insert location 44,000...44,025 mm........................................
Diameter of exhaust valve seat insert (repair part 8366 52269) 44,270...44,332 mm..........................
Diameter of exhaust valve seat insert location (repair part 8366 52269) 44,200...44,225 mm...................
Diameter of inlet valve seat insert (8366 47936) 48,570...48,632 mm.......................................
Diameter of inlet valve seat insert location 48,500...48,525 mm............................................
Diameter of inlet valve seat insert (repair part 8368 55347) 48,770...48,832 mm.............................
Diameter of inlet valve seat insert location (repair part 8368 55347) 48,700...48,725 mm......................
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