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PERIODIC MAINTENANCE 2-5
Torque and Locking Agent
The following tables list the tightening torque for the major fasteners requiring use of a
non-permanent locking agent or silicone sealant etc. All of the values are for use with dry solvent -
cleaned threads unless otherwise indicated.
Letters used in the “Remarks” column mean:
AL: Tighten the two clamp bolts alternately two times to ensure even tightening torque.
G: Apply grease.
L: Apply a non-permanent locking agent.
Lh: Left-hand Threads
MO: Apply molybdenum disulfide oil solution.
(mixture of the engine oil and molybdenum disulfide grease in a weight ratio 10:1)
R: Replacement Parts
S: Follow the specified tightening sequence.
Si: Apply silicone grease.
SS: Apply silicone sealant.
2T: Apply 2-stroke oil.
Torque
Fastener
N·m kgf·m ft·lb
Remarks
Fuel System (DFI)
Throttle Body Assy Holder Clamp Bolts 2.9 0.30 26 in·lb
Delivery Pipe Assy Mounting Screws 3.43 0.35 30 in·lb
Air Cleaner Housing Assembly Screws
1.1 0.11 10 in·lb
Air Cleaner Housing Plate Screws
1.1 0.11 10 in·lb
Throttle Case Bolts 3.5 0.36 31 in·lb
Air Cleaner Housing Clamp Bolts 2.0 0.20 18 in·lb
Oxygen Sensor (Equipped Models) 44 4.5 32
Water Temperature Sensor 12 1.2 106 in·lb
Exhaust Butterfly Valve Actuator Pulley Bolt
5.0 0.51 44 in·lb
Exhaust Butterfly Valve Actuator Mounting Screws
1.2 0.12 11 in·lb
Vehicle-down Sensor Mounting Bolts 5.9 0.60 52 in·lb
Crankshaft Sensor Bolts 5.9 0.60 52 in·lb
Intake Air Temperature Sensor Screw 1.2 0.12 11 in·lb
Fuel Pump Bolts 9.8 1.0 87 in·lb L, S
Cooling System
Water Hose Clamp Screws
3.0 0.31 27 in·lb
Fitting Bolt 8.8 0.90 78 in·lb L
Thermostat Housing Bolts 5.9 0.60 52 in·lb L
Water Pipe Bolts 12 1.2 106 in·lb L
Water Pump Impeller Bolt 9.8 1.0 87 in·lb
Water Pump Cover Bolts
11 1.1 97 in·lb
Coolant Drain Bolt
11 1.1 97 in·lb
Engine Top End
Air Suction Valve Cover Bolts
9.8 1.0 87 in·lb L
Spark Plugs
13 1.3 115 in·lb
Cylinder Head Cover Bolts 10 1.0 89 in·lb S
Camshaft Cap Bolts 12 1.2 106 in·lb S
Upper Camshaft Chain Guide Bolts 12 1.2 106 in·lb S
Cylinder Head Bolts (M10) (First) 30 3.1 22 S, MO
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