Cylinder Head Bolts

Mod Description
It is important when refitting the cylinder head to get the bolts right
Mod Details
PremiumNo Difficulty Mod ID623 CreditVarious For450 Fortwo452 Roadster Linkhttps://dev.evilution.co.uk/mod/cylinder-head-bolts.htm Copy to Clipboard

Cylinder Head Bolt Layout

Bolts 1 To 8

Important: You should always use new bolts.

700cc Petrol Engine Bolts 1 to 8

1st Stage  21Nm
2nd Stage  90 Degrees
3rd Stage  90 Degrees
4th Stage  10 Degrees

600cc Petrol Engine Bolts 1 to 8

1st Stage  21Nm
2nd Stage  90 Degrees
3rd Stage  90 Degrees
4th Stage  10 Degrees

800cc 450 Diesel Engine Bolts 1 to 8

1st Stage  30Nm
2nd Stage  90 Degrees
3rd Stage  90 Degrees
4th Stage  90 Degrees
5th Stage  10 Degrees

800cc 451 Diesel Engine Bolts 1 to 8

1st Stage  30Nm
2nd Stage  90 Degrees
3rd Stage  90 Degrees
4th Stage  90 Degrees
5th Stage  10 Degrees

999cc 451 Petrol Engine Bolts 1 to 8

1st Stage  25Nm
2nd Stage  90 Degrees
3rd Stage  90 Degrees

Complete all the stages on bolts 1 to 8 before tightening 9 and 10 to the following figures.

Bolts 9 And 10

27Nm

Thanks to Tolsen and Chris for the info. Smart, can you please stop changing these values!