Gasoline engine 4.0L car Land Rover Discovery 3
Dimensions, clearances and correspondences of engine parts
Camshaft cam lift height 1. Measure diameter (1) and diameter (2) with a vernier caliper. The difference between these two values is the cam lift height. Deformation (warping) mating surface of the...
Camshaft cam lift height 1. Measure diameter (1) and diameter (2) with a vernier caliper. The difference between these two values is the cam lift height. Deformation (warping) mating surface of the...
Diagnostics and testing
Special tool Oil Pressure Gauge Adapter 303-1166 Oil Pressure Gauge, 303-871 Inspection and verification 1. Ensure that the customer's complaint is justified. 2. Visually inspect for obvious signs of...
Special tool Oil Pressure Gauge Adapter 303-1166 Oil Pressure Gauge, 303-871 Inspection and verification 1. Ensure that the customer's complaint is justified. 2. Visually inspect for obvious signs of...
Device and technical description
View from the outside NOTE: Option shown without oil cooler. General information The V6 petrol engine is a 4.0-litre, 6-cylinder V-engine with a 60-degree cylinder bank angle, 2 valves per cylinder...
View from the outside NOTE: Option shown without oil cooler. General information The V6 petrol engine is a 4.0-litre, 6-cylinder V-engine with a 60-degree cylinder bank angle, 2 valves per cylinder...
Cylinder Block Parts
NOTE: Oil cooler version shown. Item name Spare part catalog number Description 1 - Piston rings 2 - Piston 3 - Piston pin 4 - Connecting rod 5 - Upper connecting rod bearing 6 - Lower connecting rod...
NOTE: Oil cooler version shown. Item name Spare part catalog number Description 1 - Piston rings 2 - Piston 3 - Piston pin 4 - Connecting rod 5 - Upper connecting rod bearing 6 - Lower connecting rod...
Piston and connecting rod assembly
Item name Spare part catalog number Description 1 - Upper piston compression ring 2 - Lower piston compression ring 3 - Piston oil scraper rings 4 - Piston 5 - Piston pin 6 - Connecting rod 7 - Oil...
Item name Spare part catalog number Description 1 - Upper piston compression ring 2 - Lower piston compression ring 3 - Piston oil scraper rings 4 - Piston 5 - Piston pin 6 - Connecting rod 7 - Oil...
Intermediate shaft assembly
Item name Spare part catalog number Description 1 - Intermediate shaft 2 - Thrust plate The intermediate shaft assembly is located centrally at the top of the cylinder block. It provides drive to...
Item name Spare part catalog number Description 1 - Intermediate shaft 2 - Thrust plate The intermediate shaft assembly is located centrally at the top of the cylinder block. It provides drive to...
Front cover and coolant pump assembly
Item name Spare part catalog number Description 1 - Coolant pump assembly 2 - Front engine cover 3 - Pad The aluminum front cover is secured to the cylinder block with five bolts and five studs and...
Item name Spare part catalog number Description 1 - Coolant pump assembly 2 - Front engine cover 3 - Pad The aluminum front cover is secured to the cylinder block with five bolts and five studs and...
Oil cooler (if equipped) and filter assembly
NOTE: Oil cooler version shown. Item name Spare part catalog number Description 1 - O-ring seal 2 - Adapter 3 - O-ring seal 4 - O-ring seal 5 - Adapter mounting bolt 6 - Cooler assembly (if...
NOTE: Oil cooler version shown. Item name Spare part catalog number Description 1 - O-ring seal 2 - Adapter 3 - O-ring seal 4 - O-ring seal 5 - Adapter mounting bolt 6 - Cooler assembly (if...
Knock and oil pressure sensors
Knock sensors Item name Spare part catalog number Description 1 - Right knock sensor 2 Left knock sensor The knock sensors are mounted on the engine block in two different locations. One is on the...
Knock sensors Item name Spare part catalog number Description 1 - Right knock sensor 2 Left knock sensor The knock sensors are mounted on the engine block in two different locations. One is on the...
Crankshaft, oil pan and oil pump parts
Item name Spare part catalog number Description 1 - Tensioner 2 - Chain 3 - Balance shaft assembly 4 - Main bearing, upper 5 - Main thrust bearing, upper 6 - Crankshaft 7 - Rear crankshaft oil seal 8...
Item name Spare part catalog number Description 1 - Tensioner 2 - Chain 3 - Balance shaft assembly 4 - Main bearing, upper 5 - Main thrust bearing, upper 6 - Crankshaft 7 - Rear crankshaft oil seal 8...
Crankshaft and main bearings
Item name Spare part catalog number Description 1 - Main bearing cap 2 - Main bearing, lower 3 - Veneer 4 - Crankshaft 5 - Main bearing, upper 6 - Main thrust bearing The crankshaft is supported by...
Item name Spare part catalog number Description 1 - Main bearing cap 2 - Main bearing, lower 3 - Veneer 4 - Crankshaft 5 - Main bearing, upper 6 - Main thrust bearing The crankshaft is supported by...
Balance shaft assembly
Item name Spare part catalog number Description 1 - Drive chain 2 - Tensioner assembly 3 - Balancer assembly 4 - Chain guide The 60-degree V6 engine is often referred to as internally balanced, since...
Item name Spare part catalog number Description 1 - Drive chain 2 - Tensioner assembly 3 - Balancer assembly 4 - Chain guide The 60-degree V6 engine is often referred to as internally balanced, since...
Crankshaft seals and oil pump
Crankshaft oil seals Item name Spare part catalog number Description A - Rear B - Front 1 - Rear oil seal 2 - Front cover 3 - Front oil seal The rear crankshaft oil seal is pressed into the rear of...
Crankshaft oil seals Item name Spare part catalog number Description A - Rear B - Front 1 - Rear oil seal 2 - Front cover 3 - Front oil seal The rear crankshaft oil seal is pressed into the rear of...
Ladder structure of the engine assembly
Ladder structure of the engine assembly Item name Spare part catalog number Description A - Minimum 69.8 mm 1 - Engine bulkhead housing 2 - Crankshaft main bearing cap adjusting screw The ladder...
Ladder structure of the engine assembly Item name Spare part catalog number Description A - Minimum 69.8 mm 1 - Engine bulkhead housing 2 - Crankshaft main bearing cap adjusting screw The ladder...
Valve timing adjustment mechanism parts
Item name Spare part catalog number Description A - Front of the engine 1 - Left camshaft drive assembly 2 - Right camshaft drive assembly 3 - Spacer 4 - Intermediate shaft sprocket 5 - Chain guide 6...
Item name Spare part catalog number Description A - Front of the engine 1 - Left camshaft drive assembly 2 - Right camshaft drive assembly 3 - Spacer 4 - Intermediate shaft sprocket 5 - Chain guide 6...
Cylinder head parts
Item name Spare part catalog number Description 1 - Crankcase ventilation hose between the right-hand camshaft cover and the intake manifold 2 - End cap 3 - Right fuel rail 4 - Left fuel injectors (3...
Item name Spare part catalog number Description 1 - Crankcase ventilation hose between the right-hand camshaft cover and the intake manifold 2 - End cap 3 - Right fuel rail 4 - Left fuel injectors (3...
Lubrication system
Lubrication system NOTE: Oil cooler version shown. The lubrication system provides filtration of the entire oil flow and supply of oil under pressure. From the oil pan, the oil flows through a mesh...
Lubrication system NOTE: Oil cooler version shown. The lubrication system provides filtration of the entire oil flow and supply of oil under pressure. From the oil pan, the oil flows through a mesh...
Exhaust manifold
Each cylinder bank has its own dual-layer stainless steel exhaust manifold. The sealing of the connections between the exhaust manifolds and the cylinder heads is provided by metal gaskets.
Each cylinder bank has its own dual-layer stainless steel exhaust manifold. The sealing of the connections between the exhaust manifolds and the cylinder heads is provided by metal gaskets.
4.0L Engine Specification
Seals Name Land Rover Part Number Engine timing cover on the cylinder block STC 50550 3rd main bearing cap on the cylinder block 8510302 Lubricants: UK, Europe and ROW; except NAS/Japan Name...
Seals Name Land Rover Part Number Engine timing cover on the cylinder block STC 50550 3rd main bearing cap on the cylinder block 8510302 Lubricants: UK, Europe and ROW; except NAS/Japan Name...
Shaft of the engine dynamic balancing system
Special tool TDC/Crankshaft Locking Tool 303-573 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle...
Special tool TDC/Crankshaft Locking Tool 303-573 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle...
Removal and installation the intake manifold
Special tool Fuel System Spring Lock Release Tool 310-044 Removal NOTE: Removing the intake manifold on early models requires partial removal of the fuel rail and removal of the purge valve and...
Special tool Fuel System Spring Lock Release Tool 310-044 Removal NOTE: Removing the intake manifold on early models requires partial removal of the fuel rail and removal of the purge valve and...
Gas distribution
Special tool Camshaft Alignment Tool 303-1146 TDC/Crankshaft Locking Tool 303-573 Camshaft Bolt Tool 303-575 Camshaft Bolt Head 303-565 Camshaft Locking Tool Adapter 303-576 Camshaft Sprocket...
Special tool Camshaft Alignment Tool 303-1146 TDC/Crankshaft Locking Tool 303-573 Camshaft Bolt Tool 303-575 Camshaft Bolt Head 303-565 Camshaft Locking Tool Adapter 303-576 Camshaft Sprocket...
Removal and installation a floppy disk
Special tool Flexible Plate Locking Tool 303-947 (LRT-12-145) Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under...
Special tool Flexible Plate Locking Tool 303-947 (LRT-12-145) Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under...
Left timing chain hydraulic tensioner
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the intake manifold. For more information, refer to Intake Manifold (30.15.02) 3....
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the intake manifold. For more information, refer to Intake Manifold (30.15.02) 3....
Right timing chain hydraulic tensioner
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the engine cover. For more information, refer to Engine Cover - 4.0L (12.30.50) 3....
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the engine cover. For more information, refer to Engine Cover - 4.0L (12.30.50) 3....
Removal the engine
Special tool Engine Lift Winch - 4.0L 303-1147 Engine Lifting Tool 303-940 (LRT-12-138) Lifting chains 303-940/1 Removal 1. Disconnect the ground cable from the battery. For more information, refer...
Special tool Engine Lift Winch - 4.0L 303-1147 Engine Lifting Tool 303-940 (LRT-12-138) Lifting chains 303-940/1 Removal 1. Disconnect the ground cable from the battery. For more information, refer...
Engine installation
Installation 1. Remove the torque converter holder. 2. Install the engine. Attach the lifting chains. Carefully lower the engine until it is approximately 35mm above the engine mounts. With the help...
Installation 1. Remove the torque converter holder. 2. Install the engine. Attach the lifting chains. Carefully lower the engine until it is approximately 35mm above the engine mounts. With the help...
Rear crankshaft seal
Special tool Seal removal tool 303-903 (LRT-12-092) Crankshaft Rear Oil Seal Installation Tool 303-527 Crankshaft Rear Oil Seal Installation Tool 303-525 Crankshaft Rear Oil Seal Installation Tool...
Special tool Seal removal tool 303-903 (LRT-12-092) Crankshaft Rear Oil Seal Installation Tool 303-527 Crankshaft Rear Oil Seal Installation Tool 303-525 Crankshaft Rear Oil Seal Installation Tool...
Left cylinder head
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Drain the coolant. For more information, refer to Draining/Filling Coolant and Bleeding the...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Drain the coolant. For more information, refer to Draining/Filling Coolant and Bleeding the...
Left camshaft drive cassette
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the left bank cylinder head assembly. For more information, refer to Left Cylinder Head...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the left bank cylinder head assembly. For more information, refer to Left Cylinder Head...
Left valve cover
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the fuel rail. For more information, refer to Fuel Rail (19.60.04) 3. Move the injector...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the fuel rail. For more information, refer to Fuel Rail (19.60.04) 3. Move the injector...
Left engine mount
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Left exhaust manifold
Removal All cars 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the engine cover. For more information, refer to Engine Cover - 4.0L...
Removal All cars 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the engine cover. For more information, refer to Engine Cover - 4.0L...
Removal and installation the oil cooler
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Removal and installation the oil pan
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Removal and installation the oil pump
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Front crankshaft seal
Special tool TDC/Crankshaft Locking Tool 303-573 Crankshaft Damping Clutch Pulley Remover 303-773 Front Cover Oil Seal Remover 303-107 Front Cover Oil Seal Installation Tool 303-1148 Crankshaft...
Special tool TDC/Crankshaft Locking Tool 303-573 Crankshaft Damping Clutch Pulley Remover 303-773 Front Cover Oil Seal Remover 303-107 Front Cover Oil Seal Installation Tool 303-1148 Crankshaft...
Front engine cover
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Drain the cooling system. For more information, refer to Draining/Filling Coolant and Bleeding...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Drain the cooling system. For more information, refer to Draining/Filling Coolant and Bleeding...
Right cylinder head
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Drain the coolant. For more information, refer to Draining/Filling Coolant and Bleeding the...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Drain the coolant. For more information, refer to Draining/Filling Coolant and Bleeding the...
Right camshaft drive cassette
Special tool Right Rear Cassette Sprocket Locking Tool 303-643 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the right bank cylinder...
Special tool Right Rear Cassette Sprocket Locking Tool 303-643 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the right bank cylinder...
Right valve cover
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the fuel rail. For more information, refer to Fuel Rail (19.60.04) 3. Move the injector...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the fuel rail. For more information, refer to Fuel Rail (19.60.04) 3. Move the injector...
Right engine mount
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support...
Right exhaust manifold
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the engine cover. For more information, refer to Engine Cover - 4.0L (12.30.50) 3....
Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the engine cover. For more information, refer to Engine Cover - 4.0L (12.30.50) 3....
Right camshaft
Removal NOTE: The left camshaft is removed in a similar manner. 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. See the procedure for checking and...
Removal NOTE: The left camshaft is removed in a similar manner. 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. See the procedure for checking and...
Intermediate shaft of camshaft drive
Special tool Right Rear Cassette Sprocket Locking Tool 303-643 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the torque converter...
Special tool Right Rear Cassette Sprocket Locking Tool 303-643 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the torque converter...
Cylinder block frame
Special tool Cylinder Block Frame Insert Adjustment Tool 303-596 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or...
Special tool Cylinder Block Frame Insert Adjustment Tool 303-596 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. CAUTION: Never work on or...
Roller tappet of the camshaft
Special tool Camshaft Roller Tappet Remover/Replacer 303-581 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the left cylinder head...
Special tool Camshaft Roller Tappet Remover/Replacer 303-581 Removal 1. Disconnect the ground cable from the battery. For more information, refer to Specification 2. Remove the left cylinder head...
Draining and filling engine oil
1. Disconnect the ground cable from the battery. 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support the vehicle securely. Raise and support the vehicle....
1. Disconnect the ground cable from the battery. 2. CAUTION: Never work on or under a vehicle that is supported solely by a jack. Always support the vehicle securely. Raise and support the vehicle....
Crankshaft pulley
Special tool TDC/Crankshaft Locking Tool 303-573 Crankshaft Damping Clutch Pulley Remover 303-1049 Front Cover Oil Seal Remover 303-107 Front Cover Oil Seal Installation Tool 303-1148 Crankshaft...
Special tool TDC/Crankshaft Locking Tool 303-573 Crankshaft Damping Clutch Pulley Remover 303-1049 Front Cover Oil Seal Remover 303-107 Front Cover Oil Seal Installation Tool 303-1148 Crankshaft...
Elements of the gas distribution mechanism
Special tool Crankshaft Turning Tool 303-674 Removal NOTE: This section covers the removal and installation of the following components: primary timing chain tensioner, timing chain guide,...
Special tool Crankshaft Turning Tool 303-674 Removal NOTE: This section covers the removal and installation of the following components: primary timing chain tensioner, timing chain guide,...
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