Tools Required
J 45059
Angle Meter
- Ensure the cylinder head locating pins are securely mounted in the cylinder block deck face.
- Install a NEW left cylinder head gasket using the deck face locating pins for retention.
- Align the left cylinder head with the deck face locating pins.
- Place the left 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 2 NEW front M8 left cylinder head bolts (2).
Tighten
- Tighten the M8 cylinder head bolts a first pass to 15 N·m (11 lb ft).
- Tighten the M8 cylinder head bolts a second pass in sequence an additional 75 degrees using the
J 45059
.
Cylinder Head Installation - Left Side LY7
Special Tools
J 45059 Angle Meter
For equivalent regional tools, refer to
Special Tools
- Ensure the cylinder head locating pins are securely mounted in the cylinder block deck face.
- Install a NEW left cylinder head gasket using the deck face locating pins for retention.
- Align the left cylinder head with the deck face locating pins.
- Place the left cylinder head in position on the deck face.
Caution: Refer to Fastener Caution in the Preface section.
Note: DO NOT allow oil on the cylinder head bolt bosses.
Note: DO NOT reuse the old cylinder head bolts.
- Install the NEW M11 cylinder head bolts (1).
5.1. | Tighten the M11 cylinder head bolts a first pass in sequence to
30 N·m (22 lb ft). |
5.2. | Tighten the M11 cylinder head bolts a second pass in sequence an additional
150 degrees using the
J 45059 meter
. |
- Install the 2 NEW front M8 left cylinder head bolts (2).
6.1. | Tighten the M8 cylinder head bolts a first pass to
15 N·m (11 lb ft). |
6.2. | Tighten the M8 cylinder head bolts a second pass in sequence an additional
75 degrees using the
J 45059 meter
. |
Cylinder Head Installation - Left Side LCS
Special Tools
J 45059 Angle Meter
For equivalent regional tools, refer to
Special Tools
- Ensure the cylinder head locating pins are securely mounted in the cylinder block
deck face.
- Install a NEW left cylinder head gasket using the deck face locating pins for retention.
- Align the left cylinder head with the deck face locating
pins.
- Place the left cylinder head in position on the deck face.
Caution: Refer to Fastener Caution in the Preface section.
Note: DO NOT allow oil on the cylinder head bolt bosses.
Note: DO NOT reuse the old cylinder head bolts.
- Install the NEW M11 cylinder head bolts (1).
5.1. | Tighten the M11 cylinder head bolts a first pass in sequence to
30 N·m (22 lb ft). |
5.2. | Tighten the M11 cylinder head bolts a second pass in sequence an additional
150 degrees using the
J 45059 meter
. |
- Install the 2 NEW front M8 left cylinder head bolts (2).
6.1. | Tighten the M8 cylinder head bolts a first pass to
15 N·m (11 lb ft). |
6.2. | Tighten the M8 cylinder head bolts a second pass in sequence an additional
75 degrees using the
J 45059 meter
. |