Table 2.9. Tightening torques for threaded connections of a 1.8 L engine (Mitsubishi Matrix)

Component	Tightening torque, Nm
Cylinder Block Bolt and Nut for Fastening the Side Engine Support Bracket	35-50
Front Engine Mount Bracket Bolt	70-90
Rear Engine Mount Bracket Bolt	70-90
Gearbox support bracket mounting bolt	35-50
Engine Mounts Nut (large) for fastening the side engine mount	90-110
Nut (small) for fastening the side engine support	45-60
Bolts and nuts for fastening the side engine support bracket to the engine	55-65
Gearbox support mounting nut	90-110
Bolts for fastening the gearbox support bracket to the subframe side beam	40-50
Rear engine mount mounting nut	50-65
Bolts securing the rear engine mount bracket to the subframe cross member	40-50
Front engine mount fastening nut	50-65
Front engine mount bracket to subframe crossmember mounting bolts	40-50
Main engine parts Connecting rod cap fastening nut	50-53
Crankshaft main bearing cap fastening nut	27-33 + (60-65°)
Flywheel mounting bolt (manual transmission)	120-130
Torque converter drive plate mounting bolt (automatic transmission)	120-130
Fastening the engine noise protection casing	4-6
Fastening the timing chain guide plate	8-10
Heat shield mounting bolt	15-20
Coolant pipe bracket mounting bolts	12-15
Cooling system Generator hinge bolt and nut	20-25
Generator retaining bolt	12-15
Generator Adjusting Bar Bolt	20-27
Coolant Pump Pulley Mounting Bolts	8-10
Coolant pump mounting bolts	20-27
Coolant temperature sensor	20-40
Cooling system inlet pipe mounting nuts	15-20
Thermostat housing mounting bolts and nuts	15-20
Lubrication system Oil filter	12-16
Oil pan mounting bolts	10-12
Oil pan drain plug	35-45
Oil intake mounting bolts	15-22
Oil pressure switch sensor	13-15
Intake and exhaust systems Air filter housing mounting bolts	8-10
Resonator mounting bolts	4-6
Nuts and bolts for fastening the intake manifold to the cylinder head	16-23
Intake manifold support bracket to cylinder block mounting bolts	18-25
Nuts securing the throttle body to the intake manifold receiver	15-20
Exhaust manifold to cylinder head mounting nuts	43-55
Bolts securing the heat shield to the exhaust manifold	15-20
Oxygen sensor (rear) in front muffler	50-60
Oxygen sensor (front) in the exhaust manifold	50-60
Nuts securing the exhaust system inlet pipe to the exhaust manifold (models without a catalytic converter)	30-40
Exhaust system inlet pipe bracket mounting bolts	30-40
Exhaust downpipe to catalytic converter mounting bolts (models with catalytic converter)	40-60
Bolts for fastening the support bracket of the rubber-metal brackets of the main muffler	10-15
Cylinder head Cylinder head mounting bolts - M10	25+(60-65°)+(60-65°)
Cylinder head mounting bolts - M12	30+(60-65°)+(60-65°)
Intake Manifold Fastening Nuts	18-25
Exhaust manifold mounting nuts	43-55
Cylinder head cover mounting bolts	8-10
Camshaft Bearing Cap Fastening Bolts	14-15
Cylinder Block Rear Plate Fastening Bolts	8-10
Timing Belt Crankshaft Pulley Bolt	170-180
Camshaft Sprocket Fastening Bolt	100-120
Timing Belt Tensioner Roller Fastening Bolts	43-55
Timing Belt Cover Fastening Bolts	8-10
Oil pump housing mounting bolts	20-27
Timing Belt Guide Roller Fastening Bolt	43-55