Suzuki DF 90 Service Manual

13-20 DF90/115/140 “K3” (‘03) MODEL
TIGHTENING TORQUE
Tightening Torque – Important Fasteners
THREAD
DIAMETER
TIGHTENING TORQUE
kg-mN
.
m Ib.-ft
ITEM
* Tightening torques have been changed
from the 2003 year model.
Cylinder head cover bolt 6 mm 11 1.1 8.0
Cylinder head bolt
8 mm *25 *2.5 *18.0
10 mm 70 7.0 50.0
Crankcase bolt
8 mm 25 2.5 18.0
10 mm 55 5.5 40.5
Conrod cap nut 8 mm 40 4.0 29.0
Camshaft housing bolt 6 mm 11 1.1 8.0
Camshaft timing sprocket bolt 10 mm 78 7.8 55.5
Timing chain guide bolt 6 mm 10 1.0 7.0
Intake manifold bolt / nut 8 mm 23 2.3 16.5
Oil pressure switch 13 1.3 9.5
Fuel delivery pipe bolt 8 mm 23 2.3 16.5
Fuel delivery pipe plug / union bolt 12 mm 35 3.5 25.5
Fuel return pipe bolt (nut) 8 mm 23 2.3 16.5
Low pressure fuel pump bolt 6 mm 10 1.0 7.0
Thermostat cover bolt 6 mm 10 1.0 7.0
Flywheel bolt 16 mm 245 24.5 177.0
Starter motor mounting bolt
8 mm 23 2.3 16.5
10 mm 50 5.0 36.0
Engine oil filter 14 1.4 10.0
Engine oil drain plug 12 mm 13 1.3 9.5
Oil relief valve 27 2.7 19.5
Engine holder upper bolt 8 mm 25 2.5 18.0
Engine holder bolt 8 mm 23 2.3 16.5
Power unit mounting bolt
8 mm 23 2.3 16.5
10 mm 50 5.0 36.0
Driveshaft housing bolt 10 mm 50 5.0 36.0
Upper mount nut
Front 12 mm 85 8.5 61.5
Rear 12 mm 80 8.0 58.0
Upper mount cover bolt 10 mm 50 5.0 36.0
Lower mount bolt / nut 12 mm 60 6.0 43.0
Clamp bracket shaft nut 22 mm 43 4.3 31.0
Water pump case bolt 8 mm *23 *2.3 *16.5
Gearcase bolt 10 mm 55 5.5 40.0
Propeller shaft bearing housing bolt 8 mm *23 *2.3 *16.5
Pinion nut
DF90/115
14 mm
100 10.0 72.5
DF140 120 12.0 87.0
Propeller nut 18 mm 55 5.5 40.0

Suzuki DF 90 Specifications

General

Steering	Remote
Starting System	Electric
Number of Cylinders	4
Trim Method	Power Trim and Tilt
Full Throttle Operating Range	5, 500 - 6, 300 rpm
Fuel System	Multi-point sequential electronic fuel injection
Ignition System	Fully-transistorized
Exhaust	Through Prop Hub Exhaust
Shaft Length	508 mm (20 in), 635 mm (25 in)
Fuel Type	Unleaded gasoline (87 octane or higher)