wsm wg972-e4 - Tightening Torques for Special Use Screws, Bolts and Nuts

ENGINE
WG972-E4, WSM
1-S13
[2] TIGHTENING TORQUES FOR SPECIAL USE SCREWS, BOLTS
AND NUTS
NOTE
• For "*" marked screws, bolts and nuts on the table, apply engine oil to their threads and seats before
tightening.
• The letter "M" in Size means that the screw, bolt or nut dimension stands for metric. The size is the
nominal outside diameter in mm of the threads.
9Y1211108ENS0006US0
Item
Dimension ×
Pitch
N·m kgf·m lbf·ft
*Cylinder head cover screw M6 × 1.0 6.87 to 11.2 0.700 to 1.15 5.07 to 8.31
*Rocker arm bracket screw M6 × 1.0 9.81 to 11.2 1.00 to 1.15 7.24 to 8.31
*Cylinder head screw M8 × 1.25 38 to 42 3.8 to 4.3 28 to 31
*Fan drive pulley screw M12 × 1.5 98.1 to 107 10.0 to 11.0 72.4 to 79.5
*Idle gear shaft mounting screw M6 × 1.0 9.81 to 11.2 1.00 to 1.15 7.24 to 8.31
Oil pump gear mounting nut M10 × 1.25 39.2 to 45.1 4.00 to 4.59 29.0 to 33.2
*Connecting rod screw M7 × 0.75 27 to 30 2.7 to 3.1 20 to 22
*Flywheel screw M10 × 1.25 54 to 58 5.5 to 6.0 40 to 43
Bearing case cover mounting screw M6 × 1.0 9.81 to 11.2 1.00 to 1.15 7.24 to 8.31
*Main bearing case screw 2 M7 × 1.0 27 to 30 2.7 to 3.1 20 to 22
*Main bearing case screw 1 M6 × 1.0 13 to 15 1.3 to 1.6 9.4 to 11
Oil pressure switch PT 1/8 15 to 19 1.5 to 2.0 11 to 14
Spark plug M14 × 1.25 24.5 to 29.4 2.50 to 2.99 18.1 to 21.6
Drain plug M12 × 1.25 33 to 37 3.3 to 3.8 24 to 27
Joint for Gas IN (Liquid) of regulator
with vaporizer
PT - 1/4 20 to 39 2.0 to 4.0 15 to 28
Regulator with Vaporizer mounting
screw
1/4-20 UNC 5.4 to 6.6 0.55 to 0.67 4.0 to 4.8
Starter B terminal nut – 9.81 to 11.7 1.00 to 1.20 7.24 to 8.67
Alternator's pulley nut – 58.4 to 78.9 5.95 to 8.05 43.1 to 58.2
Exhaust manifold mounting screw/nut M6 × 1.0 9.81 to 11.3 1.00 to 1.15 7.24 to 8.31
Catalytic converter mounting nut M8 × 1.25 30 to 34 3.0 to 3.5 22 to 25
Catalytic muffler mounting nut M8 × 1.25 30 to 34 3.0 to 3.5 22 to 25
Water temperature sensor M12 × 1.25 less than 19.6 less than 2.00 less than 14.5
TMAP sensor screw M5 × 0.8 2.0 to 7.0 0.20 to 0.71 1.5 to 5.0
Oxygen sensor M18 × 1.5 39.2 to 48.9 3.99 to 4.99 28.9 to 36.0
Ignition coil screw M6 × 1.0 9.81 to 11.3 1.00 to 1.15 7.24 to 8.31
Camshaft position sensor screw M6 × 1.0 9.81 to 11.3 1.00 to 1.15 7.24 to 8.31
Crankshaft position sensor screw M6 × 1.0 9.81 to 11.3 1.00 to 1.15 7.24 to 8.31
KiSC issued 07, 2015 A