MTU Detroit Diesel 183 Series Technical Publication page 34

Group 00
Subgroup 0003
Page 20
Tightening torques for plugs DIN 7604 C
(with long screwed plug).
Thread
M8 x 1
M22 x 1.5
M26 x 1.5
M30 x 1.5
M38 x 1.5
M45 x 1.5
20080/1 E 98-12
Steel/grey cast iron
M (Nm)
A
10
80
105
130
140
160
Inserted in
Al-alloy
M
A
General
(Nm)
10
65
90
130
120
140