Cub Cadet Challenger 550, Service Manual

Page: 60 / 255

2-19
Specifications
ENGINE TIGHTENING TORQUES
Part to be Tightened Part
Name
Thread
Size
Qty Torque
Nm
Torque Ft
Lbs
Crankcase Bolt 8mm 3 26 19
Bolt 6mm 14 10 7.2
Bolt 6mm 1 10 7.2
Bearing Housing (clutch housing Bolt 6mm 1 10 7.2
assembly)
Air duct assembly bracket Bolt 6mm 2 14 10
Oil seal (engine cooling fan pulley) Bolt 5mm 2 7 5.1
retainer
Drive belt case Bolt 6mm 9 10 7.2
Drive belt cover Bolt 6mm 14 10 7.2
Engine cooling fan Bolt 6mm 2 7 5.1
Air shroud 1 and air shroud 2 Bolt 6mm 4 10 7.2
Air shroud 2 and A.C. magneto cover Bolt 6mm 4 10 7.2
Engine cooling fan pulley
Rotor Retaining Nut (2019+)
Bolt
Nut
10mm
22mm
1
1
70
160
44
115
Engine cooling fan air duct assembly Bolt 6mm 1 7 5.1
Stator assembly Screw 6mm 3 7 5.1
Pickup coil Bolt 5mm 2 7 5.1
Stator lead holder Bolt 6mm 2 10 7.2
A.C magneto cover Bolt 6mm 12 10 7.2
Starter clutch Bolt 8mm 3 30 22
Clutch carrier assembly Nut 22mm 1 160 115 stake
Clutch housing assembly Bolt 6mm 9 10 7.2
Bearing Retainer (middle drive shaft) Screw 8mm 4 29 21
Middle drive pinion gear Nut 22mm 1 145 105 stake
Middle drive shaft bearing housing Bolt 8mm 4 32 23
Middle driven pinion gear bearing Nut 60mm 1 110 80 LH
retainer
Universal joint yoke and middle driven Nut 16mm 1 150 110
pinion gear
Middle driven pinion gear bearing Bolt 8mm 4 25 18
Housing
Drive shaft coupling and middle driven Nut 14mm 1 97 70
Shaft
Middle driven shaft bearing retainer Nut 55mm 1 80 58 LH
Primary sheave assembly Nut 16mm 1 120 85
Primary pulley sheave cap Screw 4mm 8 3 2.2
Secondary sheave assembly Nut 16mm 1 100 72
Secondary sheave spring retainer Nut 36mm 1 90 65
Shift Lever cover Bolt 6mm 4 10 7.2
Shift lever 2 assembly Bolt 6mm 1 14 10
Shift drum stopper Bolt 14mm 1 18 13