Widening cylinder bore in crankcase · ar0140d9271a · Mercedes-Benz WIS

AR01.40-D-9271A

Widening cylinder bore in crankcase

4.12.96

ENGINES 601.943, 602.980 /982 /984 /985

P01.40-0299-06

D Bore  for cylinder liner collar

D1 Bore  for cylinder liner collar

D2 Bore  for cylinder liner

T Cylinder liner seat to middle of basic bearing bore

T1 Deep cylinder liner seat

	Machining
1	Drill out cylinder bore	Observe tool manufacturer's operating instructions, maintain dimensions in accordance with test and adjustment value
		Bore  (D2)	*BE01.40-N-1007-02D
O2	Bore liner collar seat	Bore  (D, D1)	*BE01.40-N-1008-02D
		Distance between cylinder liner collar seat in contact surface of crankshaft bearing cap (T)	*BE01.40-N-1009-02D
		Depth of liner seat (T1)	*BE01.40-N-1010-02D
3	Mill off web tips between the cylinders		AR01.40-D-9271-01A
			*BE01.40-N-1012-02D
4	Deburr crankcase with polishing stone at the chamfer
5	Clean crankcase thoroughly

Inspection data for crankcase

Number	Designation			Engine 601.943


BE01.40-N-1007-02D	Bore diameter for cylinder liner in crankcase	D2	mm	91.500...91.535
		Fig. see		AR01.40-D-9271A
BE01.40-N-1008-02D	Bore diameter for cylinder liner collar in crankcase	D1	mm	92.05...92.15
		D	mm	94.15...94.25
		Fig. see		AR01.40-D-9271A
BE01.40-N-1009-02D	Liner seat up to middle of basic bearing bore (T)		mm	231.0...231.2
		Fig. see		AR01.40-D-9271A
BE01.40-N-1010-02D	Depth of liner seat (T1)		mm	1.0...1.2
		Fig. see		AR01.40-D-9271A
BE01.40-N-1012-02D	Land width and peak-to-valley height between cylinder bores after machining cylinder bores	Land width (M)	mm	35
		Peak-to-valley height (RZ)	mm	0.100
		Fig. see		AR01.40-D-9271-01A

Inspection data for crankcase

Number	Designation			Engines 602.980/982/ 983/984/985


BE01.40-N-1007-02D	Bore diameter for cylinder liner in crankcase	D2	mm	91.500...91.535
		Fig. see		AR01.40-D-9271A
BE01.40-N-1008-02D	Bore diameter for cylinder liner collar in crankcase	D1	mm	92.05..92.15
		D	mm	94.15...94.25
		Fig. see		AR01.40-D-9271A
BE01.40-N-1009-02D	Liner seat up to middle of basic bearing bore (T)		mm	231.0...231.2
		Fig. see		AR01.40-D-9271A
BE01.40-N-1010-02D	Depth of liner seat (T1)		mm	1.0...1.2
		Fig. see		AR01.40-D-9271A
BE01.40-N-1012-02D	Land width and peak-to-valley height between cylinder bores after machining cylinder bores	Land width (M)	mm	50
		Peak-to-valley height (RZ)	mm	0.100
		Fig. see		AR01.40-D-9271-01A