Cylinder Head Installation - Right Side LLT
Special Tools
J 45059
Angle Meter
- Ensure the cylinder head locating pins are securely mounted in the cylinder block deck face.
- Install a NEW right cylinder head gasket using the deck face locating pins for retention.
- Align the right cylinder head with the deck face locating
pins.
- Place the right cylinder head in position on the deck face.
Notice: Refer to Fastener Notice in the Preface section.
Important: DO NOT allow oil on the cylinder head bolt bosses.
Important: DO NOT reuse the old cylinder head bolts.
- Install the NEW M11 cylinder head bolts (1).
Tighten
- Tighten the M11 cylinder head bolts a first pass in sequence to 30 N·m (22 lb ft).
- Tighten the M11 cylinder head bolts a second pass in sequence an additional 150 degrees using the
J 45059
.
- Install the NEW M8 cylinder head bolt (2).
Tighten
- Tighten the M8 cylinder head bolt a first pass to 15 N·m (11 lb ft).
- Tighten the M8 cylinder head bolt a second pass an additional 75 degrees using the
J 45059
.
Cylinder Head Installation - Right Side LY7
Tools Required
Important: Make sure that the crankshaft is in the timing
drive assembly position using the
EN 46111
.
- Make sure the cylinder head locating pins are securely mounted in the cylinder
block deck face.
- Install a NEW right cylinder head gasket (1) using the deck face locating
pins for retention.
- Align the right cylinder head (2) with the deck face locating pins.
- Place the right cylinder head (2) in position on the deck face.
Important: DO NOT allow oil on the cylinder head bolt
bosses.
Important: DO NOT reuse the old M11 cylinder head bolts.
- Loosely install the NEW M11 and M8 cylinder head to cylinder block retaining
bolts (1).
Notice: Refer to Fastener Notice in the Preface section.
- Tighten the cylinder head to cylinder block retaining bolts in the sequence
shown.
Tighten
Tighten the M11 cylinder head to cylinder block
retaining bolts a first pass in sequence to 45 N·m (33 lb ft).
6.1. | Back off the M11 cylinder head to cylinder block retaining bolts 120 degrees
using the
J 45059
. |
6.2. | Tighten the M11 cylinder head to cylinder block retaining bolts a second
pass in sequence to 30 N·m (22 lb ft). |
6.3. | Tighten the M11 cylinder head to cylinder block retaining bolts a third
pass in sequence an additional 150 degrees using the
J 45059
. |
- Install the 2 front M8 left cylinder head to cylinder block retaining
bolts (9, 10).
Tighten
Tighten the M8 cylinder head to cylinder block retaining
bolts (9, 10) a first pass to 15 N·m (11 lb ft).
Tighten the M8 cylinder head to cylinder block retaining bolts (9, 10)
a second pass in sequence an additional 60 degrees using the
J 45059
.