ar0940p602011cd

Tightening pattern for exhaust manifold

Type ar · topic 09.40 · version 0106 · 2018-10-09

Applies to: Engine 651 in model 166, 172, 204, 205, 207, 212, 218, 221, 222, 253

Where it sits

Function group 1 Engine › 09 Air intake, turbocharging › 09.40 Turbocharger — Series 166 · Series 172 · Series 204 · Series 205 · Series 207 · Series 212 · Series 218 · Series 221 · Series 222 · Series 253 · Series 651

EinPAS 15 Engine › 15.40 Exhaust system/exhaust aftertreatment › 15.40.41 Manifold/pipe/muffler/exhaust gas hose — Series 166 · Series 172 · Series 204 · Series 205 · Series 207 · Series 212 · Series 218 · Series 221 · Series 222 · Series 253 · Series 651

AR09.40-P-6020-11CD

Tightening pattern for exhaust manifold

Engine

651 in model 166, 172, 204, 205, 207, 212, 218, 221, 222, 253

Exhaust manifold

Number

Designation

Engine 651

BA14.10-P-1001-01P

Nut on exhaust manifold to cylinder head for steel exhaust manifold

Nm

30

Exhaust manifold

Number

Designation

Engine 651

BA14.10-P-1003-01P

Nut on exhaust manifold to cylinder head for cast exhaust manifold

Stage 1

Nm

15

Stage 2

Nm

35

Tightening pattern for exhaust manifold

Note the different tightening pattern for the exhaust manifold casting and the steel exhaust manifold.
Tightening pattern for exhaust manifold casting
Do not use any assembly paste or similar product.

1

Tighten nut (4) and subsequently nut (6) to the first stage of the prescribed torque   .



2

Tighten nuts (1 to 8) in ascending sequence to the second stage of the prescribed torque   .



Tightening pattern for steel exhaust manifold
Do not use any assembly paste or similar product.

3

Tighten nuts (1 to 8) in ascending sequence with the prescribed torque   .


D14.10-1021-05