28
Model Code Page
21. Engine
1. 9. 1992
6000--8750
210 6
8. 11. 1990
--- 3. undersize 1,00 mm 66,981...67,000 mm..........................................................
--- 4. undersize 1,50 mm 66,481...66,500 mm..........................................................
Crankpin length 40,000...40,160 mm.................................................................
Main bearing journal diameter:
--- s t a n d a r d 84,985...85,020 mm.....................................................................
--- 1st undersize 0,25 mm 84,735...84,770 mm.........................................................
--- 2nd undersize 0,50mm 84,485...84,520 mm.........................................................
--- 3rd undersize 1,00 mm 83,985...84,020 mm.........................................................
--- 4th undersize 1,50 mm 83,485...83,520 mm.........................................................
Main bearing location diameter (in cylinder block) 91,000...91,025 mm.....................................
Main bearing shell thickness:
--- s t a n d a r d 2,955...2,965 mm.....................................................................
--- 1st undersize 0,25 mm 3,080...3,090 mm.........................................................
--- 2nd undersize 0,50 mm 3,205...3,215 mm.........................................................
--- 3rd undersize 1,00 mm 3,455...3,465 mm.........................................................
--- 4th undersize 1,50 mm 3,705...3,715 mm.........................................................
Main bearing clearance 0,050...0,127 mm...........................................................
Length of t hrust bearing journal (journal nearest to flywheel):
--- standard (2 standard thrust plates) 45,000...45,080 mm...............................................
--- 1st oversize (one std and one 0,1 mm overthick thrust plate) 45,100...45,180 mm.........................
--- 2nd oversize (one std and one 0,2 mm overthick thrust plate) 45,200...45,280 mm.........................
--- 3rd oversize (one 0,1 mm and one 0,2 mm overthick thrust plate) 45,300...45,380 mm.....................
--- 4th oversize (two 0,2 mm overthick thrust plates) 45,400...45,480 mm...................................
Other crankshaft journals may not be ground longer.
Crankshaft end float 0,100...0,380 mm..............................................................
Max. permissible ovality and other deformity of crankpins or journals 0,03 mm....................
Crankshaft unbalance 1,0 Ncm Max.............................................................
Balancing unit ring gear location, diameter (420 engines) 150,220...150,260 mm..............................
Balancing unit ring gear I.D. (420 engines) 150,000...150,040 mm...........................................
Flywheel
Flywheel ring gear no. of teeth 133 pcs.....................................................
Interference fit between ring gear---flywheel 0,425...0,600 mm..........................................
Before fitting the ring gear, heat up to a temperature of 150...200˚C................................
Flywheel unbalance 1,0 Ncm Max..............................................................
Max permissible axial wobble of flywheel clutch face, measured at inner edge
of clutch face on diameter 200 0,06:ø200.....................................................
Timing gears
Tooth backlash:
Crankshaft---idler gear 0,05...0,25 mm............................................................
Idler gear---camshaft gear 0,05...0,25 mm.........................................................
Idler gear---fuel injection pump gear 0,05...0,25 mm................................................
Max. permissible side wobble of gears 0,05 mm..............................................
Idler gear shaft, diameter 54,951...54,970 mm..........................................................
Inner diameter of idler gear bushing (fitted) 55,000...55,030 mm..........................................
Inner diameter of Idler gear hole 60,000...60,030 mm...................................................
Camshaft gear hole diameter 32,000...32,025 mm......................................................
Camshaft end diameter 32,043...32,059 mm...........................................................
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