Jaguar XJ (X350). Manual — part 410

25

.

Remove the camshaft bearing caps.

Remove the camshaft bearing cap retaining bolts evenly and in stages.

Remove the camshaft bearing caps. Note their orientation and markings,

each is marked with its position (a number) and orientation (an arrow).

26 . Remove the left-hand exhaust camshaft.

27

.

Remove the camshaft bearing caps.

Remove the camshaft bearing cap retaining bolts evenly and in stages.

Remove the camshaft bearing caps. Note their orientation and markings,

each is marked with its position (a number) and orientation (an arrow).

28 . Remove the left-hand inlet camshaft.

29

.

CAUTION: The bolts can only be used twice, mark the bolts with a center punch. If

two punch marks are visible, discard the bolts.

CAUTION: Vehicles fitted with Polydrive cylinder head bolts, the cylinder head

bolts must be removed using a 10 mm Polydrive socket or a 10 mm Allen key. Failure to

follow this instruction may result in damage to the component.

Remove the left-hand cylinder head.

Remove the bolts in the indicated sequence.

www.

30 .

CAUTION: Only use a plastic scrapper to clean off old gasket.

Remove the cylinder head gasket.

Clean the gasket mating faces.

31 .

CAUTION: Only use a plastic scrapper to clean off old gasket.

Clean the cylinder head locating dowels.

32 . Clean and inspect the cylinder head and cylinder block.

Installation

All vehicles

1

.

CAUTION: If a replacement cylinder head is to be installed to a vehicle with VCT the

cylinder head must have the oil gallery blind rivet removed before installation.

CAUTION: Make sure that all debris is removed from the cylinder head and cylinder

head oil gallery.

Vehicles fitted with VCT: Remove the blind rivet from the VCT oil gallary.

Identify the VCT oil supply gallery and the 8 mm (0.31 inch) blind rivet.

Using a suitable 3 mm (0.12 inch) punch release the centre of the blind rivet

until it is released from the outer part of the blind rivet.

Using a suitable extraction tool, remove the remaining part of the blind

rivet.

2 . Clean the component mating faces.

www.