27
Model Code Page
21. Engine
1. 4. 1997
6000--8750 210 5
15. 5. 1996
Pinboreinpiston 40,003...40,009 mm................................................................
Piston pin diameter 39,991...40,000 mm..............................................................
Width of ring grooves:
--- 1st groove (right---angled ring; 6000, 6200, 6300, 8000R, 8000, 8100, 8050, 8150) 2,560...2,580 mm.......
--- 2 n d g r o v e 2,520...2,540 mm....................................................................
--- 3 r d gr o o v e 4,040...4,060 mm....................................................................
Side clearance o f piston rings in their grooves:
--- 1st ring (right---angled ring; 6000, 6200, 6300, 8000R, 8000, 8100, 8050, 8150) 0,07...0,102 mm..........
--- 2 n d ri n g 0,03...0,062 mm......................................................................
--- 3 r d ri n g 0,05...0,082 mm......................................................................
--- r e j e c t l i m i t 0,15 mm....................................................................
Pisto n ring height (in direction o f cylinder):
--- 1st ring (right---angled ring; 6000, 6200, 6300, 8000R, 8000, 8100, 8050, 8150) 2,478...2,490 mm..........
--- 2 n d ri n g 2,478...2,490 mm......................................................................
--- 3 r d ri n g 3,975...3,990 mm......................................................................
Piston ring gap (with piston fitted in cylinder)
--- 1st ring (wedge shaped ring; 6100, 6400, 6600, 6800, 8200, 8400, 8450, 8550, 8750) 0,40...0,55 mm.....
--- 1st ring (right---angled ring; 6000, 6200, 6300, 8000R, 8000, 8100, 8050, 8150) 0,30...0,45 mm..........
--- 2 n d ri n g 0,60...0,80 mm......................................................................
--- 3 r d ri n g 0,30...0,60......................................................................
--- r e j e c t l i m i t 1,0 mm....................................................................
Max. permissible weight difference between pistons in same engine 25 g.....................
Piston to be heated up to 100˚C before fitting gudgeon pin.
Piston position in cylinder: combustion chamber of piston to face towards injector.
Connecting rod
Inside diameter of piston pin bush (with bush pressed into connecting rod) 40,025...40,040 mm...............
Outside diameter of piston pin bush 44,082...44,120 mm................................................
Interference fit: connect ing rod small end bus hing---connecting rod 0,057...0,120 mm......................
Connecting rod small end bore 44,000...44,025....................................................
Connecting rod big end bore 71,730...71,749 mm......................................................
Bigendbearingshellthickness:
--- s t a n d a r d 1,835...1,842 mm.....................................................................
--- 1st undersize 0,25 mm 1,960...1,967 mm.........................................................
--- 2nd undersize 0,50 mm 2,085...2,092 mm.........................................................
--- 3rd undersize 1,00 mm 2,335...2,342 mm.........................................................
--- 4th undersize 1,50 mm 2,585...2,592 mm.........................................................
Big---end bearing clearance 0,046...0,098 mm.......................................................
End float (side clearance) at big---end on crankshaft 0,200...0,410 mm...................................
Piston pin bushing location perpendicular to longitudinal axis of connect ing
rod to be within 0,15:100..................................................................
Piston pin bushing location and big---end bearing loc ation to be parallel to within 0,05:100..........
W eight marking (letter) at lower end.
Max. permissible weight difference between connecting rods in the same engine 20 g..........
Position of connecting rod; order no at valve mechanism s ide
(away from the combustion chamber in the piston)
Crankshaft
Crankpin diameter:
--- s t a n d a r d 67,981...68,000 mm.....................................................................
--- 1. undersize 0,25 mm 67,731...67,750 mm..........................................................
--- 2. undersize 0,50 mm 67,481...67,500 mm..........................................................
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