Widening cylinder bore in crankcase · ar0140p9271aw · Mercedes-Benz WIS

AR01.40-P-9271AW

Widening cylinder bore in crankcase

3.11.97

ENGINE 601, 602, 603 (except , 602.982)

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 Depth of cylinder liner seat

	Machining
1	Widen cylinder bore	Pay attention to operating instructions of tool manufacturer; maintain dimensions as specified in test and setting data.
		Bore  (D2)	*BE01.40-P-1007-02D
2	Bore cylinder liner collar seat	Bore  (D, D1)	*BE01.40-P-1008-02D
		Distance between cylinder liner collar seat and contact surface of crankshaft bearing cap (T)	*BE01.40-P-1009-02D
		Depth of cylinder liner seat (T1)	*BE01.40-P-1010-02D
3	Mill off land tips between the cylinders		AR01.40-P-9271-01AW
			*BE01.40-P-1012-02D
4	Debur crankcase with polishing wheel at the chamfer
5	Thoroughly clean crankcase

Test data of crankcase

Number	Designation			Engine 601, 602.91/96, 603.91/96


BE01.40-P-1007-02D	Bore Ø for cylinder liner in crankcase	D2	mm	90.000–90.035
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1008-02D	Bore Ø for cylinder liner collar in crankcase	D1	mm	90.55–90.65
		D	mm	92.65–92.75
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1009-02D	Cylinder liner seat to middle of basic bearing bore (T)		mm	231.0–231.2
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1010-02D	Depth of liner seat (T1)		mm	1.0–1.2
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1012-02D	Land depth and peak to valley height between cylinder bores after machining	Land width (M)	mm	35
		Peak-to-valley height (RZ)	mm	0.100
		Fig. see		AR01.40-P-9271-01AW

Test data of crankcase

Number	Designation			Engine 603.97


BE01.40-P-1007-02D	Bore Ø for cylinder liner in crankcase	D2	mm	91.500–91.535
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1008-02D	Bore Ø for cylinder liner collar in crankcase	D1	mm	92.00–92.20
		D	mm	94.15–94.25
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1009-02D	Cylinder liner seat to middle of basic bearing bore (T)		mm	231.0–231.2
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1010-02D	Depth of liner seat (T1)		mm	1.0–1.2
		Fig. see		AR01.40-P-9271AW
BE01.40-P-1012-02D	Land depth and peak to valley height between cylinder bores after machining	Land width (M)	mm	35
		Peak-to-valley height (RZ)	mm	0.100
		Fig. see		AR01.40-P-9271-01AW