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Fastener Tightening Specifications

Identifying Fastener Tightening Specifications

Items Specifications
Generator and ignition system 
Auto-tensioner assembly bolt M8 24 ± 4 (18 ± 2 ft-lb)
Auto-tensioner assembly bolt M10 44 ± 10 (33 ± 6 ft-lb)
Center cover bolt 3.0 ± 0.5 (27 ± 3 in-lb)
Crankshaft pulley bolt 25 ± 4 (19 ± 2 ft-lb)
Generator brace bolt (flange bolt) 23 ± 3 (17 ± 2 ft-lb)
Generator brace bolt (bolt, washer assembly) 22 ± 4 (17 ± 2 ft-lb)
Generator pivot nut 44 ± 10 (33 ± 6 ft-lb)
Idler pulley bolt 79 ± 5 (58 ± 3 ft-lb)
Ignition coil bolt 10 ± 2 (89 ± 17 in-lb)
Oil dipstick guide bolt 13 ± 1 (115 ± 8 in-lb)
Spark plugs 25 ± 5 (19 ± 3 ft-lb)
Water pump pulley bolt 8.8 ± 1.0 (78 ± 8 in-lb)
Solenoid and vacuum hose 
Solenoid valve assembly bolt 9.0 ± 1.0 (80 ± 8 in-lb)
Vacuum pipe and hose assembly bolt 11 ± 1 (98 ± 8 in-lb)
Timing belt 
Auto-tensioner bolt 24 ± 3 (18 ± 1 ft-lb)
Camshaft sprocket bolt 88 ± 10 (65 ± 7 ft-lb)
Counterbalance shaft sprocket bolt 45 ± 3 (33 ± 2 ft-lb)
Crankshaft angle sensors bolt 8.8 ± 1.0 (78 ± 8 in-lb)
Crankshaft bolt 167 (123 ft-lb)
Engine support bracket bolt 49 ± 5 (36 ± 3 ft-lb)
Idler pulley 35 ± 6 (26 ± 4 ft-lb)
Oil pump sprocket nut 54 ± 4 (40 ± 2 ft-lb)
Positive crankcase ventilation valve 10 ± 2 (89 ± 17 in-lb)
Power steering pump bracket bolt 49 ± 9 (36 ± 6 ft-lb)
Rocker cover bolt 3.5 ± 0.5 (31 ± 4 in-lb)
Tensioner arm bolt 21 ± 4 (16 ± 2 ft-lb)
Tensioner B bolt 19 ± 3 (14 ± 2 ft-lb)
Tensioner pulley bolt 48 ± 6 (35 ± 4 ft-lb)
Timing belt cover bolt (flange bolt) 11 ± 1 (98 ± 8 in-lb)
Timing belt cover bolt (bolt, washer assembly) 9.0 ± 1.0 (80 ± 8 in-lb)
Identifying Fastener Tightening Specifications

Items Specifications
Fuel and emission parts 
Exhaust gas recirculation valve bolt 20 ± 2 (15 ± 1 ft-lb)
Fuel pressure regulator bolt 8.8 ± 2.0 (79 ± 16 in-lb)
Injector and fuel rail bolt 12 ± 1 (107 ± 8 in-lb)
Throttle body bolt 19 ± 3 (14 ± 2 ft-lb)
Intake manifold 
Air control valve bracket bolt 23 ± 4 (17 ± 2 ft-lb)
Bracket bolt 11 ± 1 (98 ± 8 in-lb)
Engine hanger bolt 22 ± 4 (17 ± 2 ft-lb)
Intake manifold bolt M8 20 ± 2 (15 ± 1 ft-lb)
Intake manifold bolt, nut M10 36 ± 6 (26 ± 4 ft-lb)
Intake manifold stay bolt 31 ± 3 (23 ± 2 ft-lb)
MDP sensor bolt 5.0 ± 1.0 (45 ± 8 in-lb)
Exhaust manifold 
Air outlet fitting bolt 19 ± 1 (14 ± 1 ft-lb)
Engine hanger bolt 19 ± 3 (14 ± 2 ft-lb)
Exhaust fitting bolt 59 ± 5 (44 ± 3 ft-lb)
Exhaust fitting bracket bolt 36 ± 5 (27 ± 3 ft-lb) 36 ± 5 (27 ± 3 ft-lb)
Exhaust manifold heat protector bolt 23 ± 3 (17 ± 2 ft-lb)
Exhaust manifold nut M8 33 ± 6 (24 ± 4 ft-lb)
Exhaust manifold nut M10 55 ± 5 (41 ± 6 ft-lb)
Oil pipe bolt (eye bolt M10) 17 ± 2 (13 ± 1 ft-lb)
Oil pipe bolt (eye bolt M12) 31 ± 2 (23 ± 1 ft-lb)
Oil pipe bolt (flange bolt) 11 ± 1 (98 ± 8 in-lb)
Oil return pipe bolt (oil pan side) 14 ± 1 (124 ± 8 in-lb)
Oil return pipe bolt (turbocharger side) 9.0 ± 1.0 (80 ± 8 in-lb)
Oxygen sensor 44 ± 5 (33 ± 3 ft-lb)
Turbocharger assembly and pipe assembly bolt, nut 64 ± 5 (47 ± 3 ft-lb)
Turbocharger heat protector bolt 23 ± 3 (17 ± 2 ft-lb)
Water pipe bolt (eye bolt M12) 42 ± 7 (31 ± 5 ft-lb)
Water pipe bolt (flange bolt) 10 ± 1 (89 ± 8 in-lb)
Water pump & water hose 
Engine coolant temperature gauge unit 10.8 ± 1.0 (96 ± 8 in-lb)
Engine coolant temperature sensor 29 ± 10 (22 ± 6 ft-lb)
Knock sensor bolt 23 ± 2 (17 ± 2 ft-lb)
Thermostat housing bolt 23 ± 4 (17 ± 2 ft-lb) 23 ± 4 (17 ± 2 ft-lb)
Water inlet pipe bolt M6 5.0 ± 1.0 (45 ± 8 in-lb)
Water inlet pipe bolt M8 13 ± 2 (115 ± 17 in-lb)
Water outlet fitting bolt 10 ± 1 (89 ± 8 in-lb)
Water pump bolt 14 ± 1 (124 ± 8 in-lb)
Identifying Fastener Tightening Specifications

Items Specifications
Rocker arms and camshafts 
Bearing cap bolt 20 ± 1 (15 ± 1 ft-lb)
Camshaft position sensing cylinder bolt 22 ± 4 (17 ± 2 ft-lb)
Camshaft position sensor bolt 10.8 ± 1.0 (96 ± 8 in-lb)
Camshaft position sensor support bolt 14 ± 1 (124 ± 8 in-lb)
Cover bolt 10 ± 2 (89 ± 17 in-lb)
Oil delivery body bolt 11 ± 1 (98 ± 8 in-lb)
Cylinder head and valves 
Cylinder head bolt 78 ± 2 (58 ± 1 ft-lb) → 0 (0 in-lb) → 20 ± 2 (15 ± 1 ft-lb) → 90° ± 90°
Oil pan and oil pump 
Baffle plate bolt 22 ± 4 (17 ± 2 ft-lb)
Drain plug 39 ± 5 (29 ± 3 ft-lb)
Flange bolt 36 ± 3 (27 ± 1 ft-lb)
Oil cooler by-pass valve 54 ± 5 (40 ± 3 ft-lb)
Oil filter 14 ± 2 (124 ± 17 in-lb)
Oil filter bracket bolt 19 ± 3 (14 ± 2 ft-lb)
Oil pan bolt 9.0 ± 3.0 (80 ± 26 in-lb)
Oil pressure switch 19 ± 3 (14 ± 2 ft-lb)
Oil pump case bolt 23 ± 3 (17 ± 2 ft-lb)
Oil pump cover bolt 17 ± 1 (13 ± 1 ft-lb)
Oil pump cover screw 10 ± 2 (89 ± 17 in-lb)
Oil screen bolt 19 ± 3 (14 ± 2 ft-lb)
Plug cap 23 ± 3 (17 ± 2 ft-lb)
Relief plug 44 ± 5 (33 ± 3 ft-lb)
Pistons and connecting rod 
Connecting rod cap nut 20 ± 2 (15 ± 1 ft-lb) ± 90° to 94°
Crankshaft and cylinder block 
Beam bearing cap bolt 25 ± 2 (18 ± 1 ft-lb) ± 90°
Bell housing cover bolt 9.0 ± 1.0 (80 ± 8 in-lb)
Check valve 32 ± 2 (24 ± 1 ft-lb)
Flywheel bolt 132 ± 5 (98 ± 3 ft-lb)
Oil seal case bolt 11 ± 1 (98 ± 8 in-lb)
Rear plate bolt 11 ± 1 (98 ± 8 in-lb)