Land Rover Defender 1999 2002my Workshop Supplement Body Repair 2nd Edition Rover Manual

12ENGINE
6
DESCRIPTION AND OPERATION Cylinder head components 

ENGINE
7
DESCRIPTION AND OPERATION 1.Camshaft carrier
2.Dowel - rocker shaft to camshaft carrier (1 off)
3.Cylinder head bolts (12 off)
4.Rocker shaft to camshaft carrier bolts (6 off)
5.Rocker shaft
6.Circlips (10 off)
7.EUI Rocker arms (5 off)
8.Camshaft carrier to cylinder head screws (13 off)
9.Finger follower (10 off)
10.Valve spring collets (20 off)
11.Lash adjuster (10 off)
12.Valve spring retainer (10 off)
13.Valve spring (10 off)
14.Valve stem seal (10 off)
15.Valve guide (10 off)
16.Valve seat...

12ENGINE
8
DESCRIPTION AND OPERATION Camshaft cover and engine cover 

ENGINE
9
DESCRIPTION AND OPERATION 1.Acoustic cover
2.Oil filler flap
3.Rear acoustic cover
4.Rear acoustic cover inserts (2 off)
5.Rear acoustic cover grommets (2 off)
6.Rear acoustic cover screws (2 off)
7.Acoustic cover grommets (3 off)
8.Acoustic cover bolts (3 off)
9.Camshaft cover isolators (13 off)
10.Camshaft cover flange screws (13 off)
11.Breather hose clip
12.Breather hose
13.Breather hose to breather valve clip
14.Breather valve
15.Camshaft cover gasket
16.Oil separator plate
17.Oil separator...

12ENGINE
10
DESCRIPTION AND OPERATION Camshaft timing chain components 

ENGINE
11
DESCRIPTION AND OPERATION 1.Vacuum pump stub pipe
2.Cylinder head to timing chain cover bolt
3.Cylinder head to timing chain cover nut
4.Cylinder head to timing chain cover stud
5.Tensioner assembly pivot screw
6.Tensioner adjuster
7.Tensioner arm assembly
8.Duplex timing chain - crankshaft to camshaft sprocket
9.Camshaft sprocket bolts (3 off)
10.Camshaft sprocket
11.Fixed chain guide
12.Fixed guide pin
13.Fixed chain guide to cylinder block screws
14.Oil pump drive chain
15.Oil pump sprocket...

12ENGINE
12
DESCRIPTION AND OPERATION GENERAL
The Td5 diesel engine is a 2.5 litre, 5 cylinder, in-line direct injection unit having 2 valves per cylinder, operated by
a single overhead camshaft. The engine emissions on pre EU3 models comply with ECD2 (European Commission
Directive) legislative requirements. EU3 models comply with ECD3 legislative requirements. Both units employ
electronic engine management control, positive crankcase ventilation and exhaust gas recirculation to limit the
emission of...

ENGINE
13
DESCRIPTION AND OPERATION CYLINDER BLOCK
The cylinders and crankcase are contained in a single cast iron construction. The cylinders are direct bored and
plateau honed with lubrication oil supplied via lubrication jets for piston and gudgeon pin lubrication and cooling. It
is not possible to rebore the cylinder block if the cylinders become worn or damaged. Three metal core plugs are
fitted to the three centre cylinders on the right hand side of the cylinder block.
Lubrication oil is...

12ENGINE
14
DESCRIPTION AND OPERATION Connecting rods
1.Small-end oil holes
2.Small-end bushing3.Connecting rod
4.Serrated fracture
The connecting rods are machined, H-section steel forgings which feature a fracture-split at the big-end between
the connecting rod and the bearing cap. The connecting rod features a serrated fracture across the big-end at
right angles to the length of the connecting rod, this forms a unique mating surface between the connecting rod
and the fractured end which is used as the...

ENGINE
15
DESCRIPTION AND OPERATION Pistons
1.Bowl in piston head
2.Piston ring grooves3.Graphite coated aluminium alloy skirt
4.Gudgeon pin bore
The five pistons have graphite compound coated aluminium alloy skirts which are gravity die cast and machined.
Each of the pistons has phosphated, shaped gudgeon pin bores and a swirl chamber (bowl-in-piston) machined in
the head which partly contains the inlet air that is compressed during the combustion process and helps provide
turbulence for efficient air /...