Gasoline engine 4.4L car Land Rover Discovery 3
4.4l engine specification
Seals Position Land Rover Part No Cylinder head cover gasket 8510303 Oil pan 8510303 Bolts of the intake tube of the oil receiver with a mesh filter. STC 50553 Cylinder block plugs STC 50554 Holes in...
Seals Position Land Rover Part No Cylinder head cover gasket 8510303 Oil pan 8510303 Bolts of the intake tube of the oil receiver with a mesh filter. STC 50553 Cylinder block plugs STC 50554 Holes in...
Device and technical description
Outside view General information The V8 petrol engine is a 4.4-liter 8-cylinder V-twin engine "closed" type with a 90 degree camber angle, four valves per cylinder and two overhead camshafts. The...
Outside view General information The V8 petrol engine is a 4.4-liter 8-cylinder V-twin engine "closed" type with a 90 degree camber angle, four valves per cylinder and two overhead camshafts. The...
Cylinder Block Parts
Item name Spare part number Description 1 - Piston rings 2 - Piston 3 - Retaining ring 4 - connecting rod 5 - bolts 6 - Connecting rod bearing shells 7 - Bearing 8 - piston pin 9 - Retaining ring 10...
Item name Spare part number Description 1 - Piston rings 2 - Piston 3 - Retaining ring 4 - connecting rod 5 - bolts 6 - Connecting rod bearing shells 7 - Bearing 8 - piston pin 9 - Retaining ring 10...
Engine Information Location
Item name Spare part number Description 1 - Engine number 2 - Engine Information (main bearing diameters, cylinder diameters, etc.), toxicity code and engine number Engine information is indicated in...
Item name Spare part number Description 1 - Engine number 2 - Engine Information (main bearing diameters, cylinder diameters, etc.), toxicity code and engine number Engine information is indicated in...
Connecting rods and pistons
The connecting rods are made of sintered and forged steel and have split bearing caps. The bearing cap connector runs along the horizontal axis of the bearing through two opposite sides of the...
The connecting rods are made of sintered and forged steel and have split bearing caps. The bearing cap connector runs along the horizontal axis of the bearing through two opposite sides of the...
Crankshaft position sensor and knock sensor
Crankshaft position sensor Item name Spare part number Description 1 - crankshaft position sensor (CKP) The crankshaft position sensor is located at the rear of the oil pan. It is an electromagnetic...
Crankshaft position sensor Item name Spare part number Description 1 - crankshaft position sensor (CKP) The crankshaft position sensor is located at the rear of the oil pan. It is an electromagnetic...
Starter and engine cooling system
Starter Item name Spare part number Description 1 - Bolt 2 - Starter 3 - Bolt The starter is installed in the right rear of the engine, at the junction of the cylinder block with the base plate. For...
Starter Item name Spare part number Description 1 - Bolt 2 - Starter 3 - Bolt The starter is installed in the right rear of the engine, at the junction of the cylinder block with the base plate. For...
Crankshaft and sump parts
Item name Spare part number Description 1 - base plate 2 - Main bearings - lower Crankshaft and main bearings Item name Spare part number Description 1 - Crankshaft 2 - thrust washer 3 - thrust...
Item name Spare part number Description 1 - base plate 2 - Main bearings - lower Crankshaft and main bearings Item name Spare part number Description 1 - Crankshaft 2 - thrust washer 3 - thrust...
Details of the valve timing adjustment mechanism
Item name Spare part number Description 1 - Secondary chain tensioner 2 - secondary circuit 3 - The mechanism for changing the valve timing 4 - primary circuit 5 - Primary chain tensioner Timing gear...
Item name Spare part number Description 1 - Secondary chain tensioner 2 - secondary circuit 3 - The mechanism for changing the valve timing 4 - primary circuit 5 - Primary chain tensioner Timing gear...
Cylinder head parts
Item name Spare part number Description 1 - Camshaft bearing cap 2 - valve tappet (without gasket) 3 - Sleeve 4 - valve spring cap 5 - valve spring 6 - valve stem seal 7 - Valve 8 - Inlet camshaft 9...
Item name Spare part number Description 1 - Camshaft bearing cap 2 - valve tappet (without gasket) 3 - Sleeve 4 - valve spring cap 5 - valve spring 6 - valve stem seal 7 - Valve 8 - Inlet camshaft 9...
Variable Valve Timing (VVT)
Constant variable valve timing system (VVT) controls the angle of the intake camshaft with respect to the primary circuit to change the advance or retard opening of the intake valves. The system...
Constant variable valve timing system (VVT) controls the angle of the intake camshaft with respect to the primary circuit to change the advance or retard opening of the intake valves. The system...
Lubrication system
General information The oil is taken from a recess in the oil pan, from where the oil pump delivers oil under pressure. At the outlet of the oil pump, the oil passes through the filter, cools, and...
General information The oil is taken from a recess in the oil pan, from where the oil pump delivers oil under pressure. At the outlet of the oil pump, the oil passes through the filter, cools, and...
An exhaust manifold
Each bank of cylinders has its own dual-layer stainless steel exhaust manifold. Bank B manifold has a connection for the EGR bypass pipe. Spacer bushings on mounting bolts allow manifolds to expand...
Each bank of cylinders has its own dual-layer stainless steel exhaust manifold. Bank B manifold has a connection for the EGR bypass pipe. Spacer bushings on mounting bolts allow manifolds to expand...
4.4L engine disassembly
Special tool Valve timing tool 303-645 Camshaft Installer/Lock Tool 303-530 Crankshaft oil seal mounting tool adapter 303-1100-01 Adapter 303-191-03 Crankshaft pulley locking tool 303-893...
Special tool Valve timing tool 303-645 Camshaft Installer/Lock Tool 303-530 Crankshaft oil seal mounting tool adapter 303-1100-01 Adapter 303-191-03 Crankshaft pulley locking tool 303-893...
4.4L engine assembly
Special tool Valve timing tool 303-645 Camshaft Installer/Lock Tool 303-530 Crankshaft oil seal mounting tool adapter 303-1100-01 Adapter 303-191-03 Crankshaft pulley locking tool 303-893...
Special tool Valve timing tool 303-645 Camshaft Installer/Lock Tool 303-530 Crankshaft oil seal mounting tool adapter 303-1100-01 Adapter 303-191-03 Crankshaft pulley locking tool 303-893...
Removing the 4.4L engine
Special tool Winch for engine lifting 303-1144 Spring release tool 310-D005 Ball joint puller 205-754 (LRT-54-027) Removing 1. Put the car on a lift. 2. Disconnect the wire "masses" from the battery....
Special tool Winch for engine lifting 303-1144 Spring release tool 310-D005 Ball joint puller 205-754 (LRT-54-027) Removing 1. Put the car on a lift. 2. Disconnect the wire "masses" from the battery....
4.4L engine installation
Special tool Winch for engine lifting 303-1144 Spring release tool for fuel system 310-D005 Ball joint puller 205-754 (LRT-54-027) Installation 1. Install the engine. Attach lifting chains. Raise the...
Special tool Winch for engine lifting 303-1144 Spring release tool for fuel system 310-D005 Ball joint puller 205-754 (LRT-54-027) Installation 1. Install the engine. Attach lifting chains. Raise the...
Camshaft Angle Change Unit (VCT)
Removing NOTE: Removal and installation of the right valve timing unit is carried out in the same way as the corresponding operations for the left unit and are described in the procedure for...
Removing NOTE: Removal and installation of the right valve timing unit is carried out in the same way as the corresponding operations for the left unit and are described in the procedure for...
Floppy disk
Removing 1. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always support the vehicle with jack stands. Raise and support the vehicle. 2. Remove a transmission....
Removing 1. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always support the vehicle with jack stands. Raise and support the vehicle. 2. Remove a transmission....
Rear crankshaft seal
Special tool Crankshaft rear oil seal remover/mounter 303-538 Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: It is forbidden to...
Special tool Crankshaft rear oil seal remover/mounter 303-538 Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: It is forbidden to...
Left cylinder head
Removing WARNING: If on a vehicle with variable valve timing (VCT) it is necessary to replace the cylinder head, before installing a new cylinder head, the embedded rivet of the oil line must be...
Removing WARNING: If on a vehicle with variable valve timing (VCT) it is necessary to replace the cylinder head, before installing a new cylinder head, the embedded rivet of the oil line must be...
Left valve mechanism cover
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the individual ignition coil. For more information, refer to Ignition Coil with Spark...
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the individual ignition coil. For more information, refer to Ignition Coil with Spark...
Left engine mount
Special tool Ball joint puller 205-754 (LRT-54-027) Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: Do not work on or under a...
Special tool Ball joint puller 205-754 (LRT-54-027) Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: Do not work on or under a...
Left camshafts
Special tool Position tool 303-645 Camshaft installation/locking tool 303-530 Tool for tensioning the timing chain 303-532 Removing 1. Disconnect the wire "masses" from the battery. For more...
Special tool Position tool 303-645 Camshaft installation/locking tool 303-530 Tool for tensioning the timing chain 303-532 Removing 1. Disconnect the wire "masses" from the battery. For more...
Left exhaust manifold
Removing All cars 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Remove the exhaust system. For more information refer to Exhaust System (30.10.08)...
Removing All cars 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Remove the exhaust system. For more information refer to Exhaust System (30.10.08)...
Oil cooler
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always...
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always...
Oil sump
Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. WARNING: Do not work on or under a vehicle that is only supported by a jack. Always place...
Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. WARNING: Do not work on or under a vehicle that is only supported by a jack. Always place...
Oil pump
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the elements of the gas distribution mechanism. For more information refer to Timing...
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the elements of the gas distribution mechanism. For more information refer to Timing...
Crankshaft Main Bearing Carrier
Special tool Adapter 303-191-03 Bolts and bushings 303-191-04 Crankshaft pulley locking tool 303-893 (LRT-12-080) Crankshaft pulley puller 303-588 Crankshaft oil seal extractor 303-D121 Position tool...
Special tool Adapter 303-191-03 Bolts and bushings 303-191-04 Crankshaft pulley locking tool 303-893 (LRT-12-080) Crankshaft pulley puller 303-588 Crankshaft oil seal extractor 303-D121 Position tool...
Front crankshaft seal
Special tool Crankshaft oil seal remover 303-D121 Crankshaft oil seal assembly tool 303-1100 Crankshaft oil seal mounting tool adapter 303-1100-01 Removing 1. Disconnect the wire "masses" from the...
Special tool Crankshaft oil seal remover 303-D121 Crankshaft oil seal assembly tool 303-1100 Crankshaft oil seal mounting tool adapter 303-1100-01 Removing 1. Disconnect the wire "masses" from the...
Front engine cover
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always...
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always...
Right valve cover
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the air supply resonator. 3. Remove the air filter assembly. For more information...
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the air supply resonator. 3. Remove the air filter assembly. For more information...
Right engine mount
Special tool Ball joint puller 205-754 (LRT-54-027) Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: Do not work on or under a...
Special tool Ball joint puller 205-754 (LRT-54-027) Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. WARNING: Do not work on or under a...
Right camshafts
Special tool Position tool 303-645 Camshaft installation/locking tool 303-530 Tool for tensioning the timing chain 303-532 Removing 1. Disconnect the wire "masses" from the battery. For more...
Special tool Position tool 303-645 Camshaft installation/locking tool 303-530 Tool for tensioning the timing chain 303-532 Removing 1. Disconnect the wire "masses" from the battery. For more...
Right exhaust manifold
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the exhaust system. For more information refer to Exhaust System (30.10.08) 3. Remove...
Removing 1. Disconnect the wire "masses" from the battery. For more information refer to Specification. 2. Remove the exhaust system. For more information refer to Exhaust System (30.10.08) 3. Remove...
Checking and adjusting valve clearance
Examination 1. Disconnect a wire of weight from the storage battery. 2. Remove the cooling fan. Cooling Fan (26.25.19) 3. Remove a cover of the left head of cylinders. Left valve cover (12.29.43) 4....
Examination 1. Disconnect a wire of weight from the storage battery. 2. Remove the cooling fan. Cooling Fan (26.25.19) 3. Remove a cover of the left head of cylinders. Left valve cover (12.29.43) 4....
Draining and refilling engine oil
1. Disconnect a wire of weight from the storage battery. Specification. 2. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always support the vehicle with jack...
1. Disconnect a wire of weight from the storage battery. Specification. 2. WARNING: It is forbidden to carry out work on a vehicle standing on only one jack. Always support the vehicle with jack...
Crankshaft pulley
Special tool Crankshaft pulley locking tool 303-893 (LRT-12-080) Adapter 303-191-03 Bolts and bushings 303-191-04 Crankshaft Pulley Remover 303-588 Crankshaft oil seal remover 303-D121 Crankshaft oil...
Special tool Crankshaft pulley locking tool 303-893 (LRT-12-080) Adapter 303-191-03 Bolts and bushings 303-191-04 Crankshaft Pulley Remover 303-588 Crankshaft oil seal remover 303-D121 Crankshaft oil...
Elements of the gas distribution mechanism
Special tool Camshaft installation/locking tool 303-530 Position tool 303-645 Tool for tensioning the timing chain 303-532 Removing NOTE: This procedure involves the removal and installation of the...
Special tool Camshaft installation/locking tool 303-530 Position tool 303-645 Tool for tensioning the timing chain 303-532 Removing NOTE: This procedure involves the removal and installation of the...
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