Specific Torque Tensions - Perkins New 1000 Series Workshop Manual

New 1000 Series

Specific torque tensions

The torque tensions below apply to components lubricated lightly with clean engine oil before they are fitted.
Special torques for setscrews and nuts
Cylinder head assembly
Setscrews, cylinder head
Setscrews, cylinder head (Engine types AR and AS)
Fasteners, rocker shaft brackets:
- Aluminium brackets
- Cast iron and sintered steel brackets
Cap nuts, composite plastic rocker cover
Cap nuts, aluminium rocker cover
Setscrews, inlet manifold to cylinder head
Setscrews, inlet manifold to cylinder head
Setscrews, exhaust manifold to cylinder head
Setscrews, engine lift bracket
Piston and connecting rod assemblies
Nuts, connecting rods
Setscrews, connecting rods
Banjo bolts, piston cooling jets
Crankshaft assembly
Setscrews, main bearings
Setscrews, crankshaft pulley
Setscrews, viscous damper to crankshaft pulley
Cap screws, viscous damper to crankshaft pulley
Cap screws, crankshaft bonded damper to crankshaft
pulley
Setscrews, rear oil seal housing to cylinder block
Cap screws, bridge piece to cylinder block
Cap screws, rear oil seal housing to bridge piece
Torxscrew, rear oil seal housing to bridge piece
Setscrew, idler gear hub of balancer unit
Nut, drive gear of balance weight
Setscrews, rear cover of balancer frame
Setscrews, oil transfer plate (balancer unit)
Setscrews, oil pump to balancer frame
Setscrews, balancer to cylinder block
Timing case and drive assembly
Setscrews, timing case to cylinder block
Setscrews, timing case to cylinder block
Setscrews, hub of idler gear
Setscrew, camshaft gear
Setscrews, timing case cover to timing case
Nuts, timing case cover to timing case
Workshop Manual, TPD 1350E, Issue 4
This document has been printed from SPI². Not for Resale
Description
Torque
Thread
size
Nm
1/2 UNF see Operation 3-13
M10
see Operation 3-14
1/2 UNF
M12 40
M12 75
M12 20
M12 30
M10 44
M8 22
M10 33
M10 44
1/2 UNF 125
1/2 UNF 152
3/8 UNF 27
5/8 UNF 265
7/16 UNF 115
M12 75
M8 35
M8 35
M8 22
M6 16
M6 13
M8 22
M12 93
1/2 UNF 82
M10 54
M10 30
M8 27
M10 54
M8 22
M10 44
M10 44
M12 95
M8 22
M8 22
2
lbf ft kgf m
30 4,1
55 7,6
15 2,1
22 3,0
33 4,5
16 2,2
24 3,4
33 4,5
92 12,7
114 15,8
21 2,7
196 27,0
85 11,8
55 7,6
26 3,6
26 3,6
16 2,2
12 1,6
10 1,3
16 2,2
68 9,5
60 8,4
40 5,5
22 3,1
20 2,8
40 5,5
16 2,2
33 4,5
33 4,5
74 9,5
16 2,2
16 2,2
37