3 Series E91 320d (M47T2) TOUR
Release cylinder head bolts (moving inwards) in sequence 10 ... 1.
Recalculate gasket thickness if work is carried out on crankshaft
drive or piston.
Measuring the piston clearance:
Place dial gauge with measuring fixture, special tool 00 2 530 ,
on cleaned cylinder head lower face and set under pretension to
zero.
Clean piston at measuring points (1 and 2).
Place dial gauge at measuring point (1) on cleaned piston and
determine its highest point by rotating crankshaft.
Measure and note down piston clearance at measuring
points (1 and 2) on all 4 pistons.
Installation:
M47 / M57 M57TU2:
Piston protrusion 0.77 to 0.92 mm
-
Install 1-hole cylinder head gasket.
Piston protrusion greater than 0.92 ... 1.03 mm
-
Install 2-hole cylinder head gasket.
Piston protrusion greater than 1.03 ... 1.18 mm
-
Install 3-hole cylinder head gasket.
Piston protrusion greater than 1.18 mm
-
Install 0-hole cylinder head gasket.
RA Removing and installing cylinder head (M47TU / M47T2)
BMW AG - TIS
22.01.2013 15:04
Issue status (12/2007) Valid only until next DVD is issued
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