Bolt plan for coolant pump - AR20.10-P-1271-03MMB

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ENGINE 152, 157, 278

COOLANT PUMP, COOLANT THERMOSTAT

Number	Designation				Engine 152	Engine 157	Engine 278
BA20.10-P-1001-01W	Bolt, coolant pump to timing case cover and crankcase	M7	Stage 1	Nm	5	2	5
			Stage 2	Nm	14	14	14
		M8	Stage 1	Nm	10	20	10
			Stage 2	Nm	20	-	20

Fig 1: Coolant Pump Bolt Lengths

Courtesy of MERCEDES-BENZ USA