Gasoline engine 4.0L car Land Rover Discovery 3
Dimensions, clearances and correspondence of engine parts
Camshaft lobe lift height 1. Measure the diameter (1) and diameter (2) vernier caliper with vernier. The difference between these two values is the cam lift. Deformation (warpage) mating surface of...
Camshaft lobe lift height 1. Measure the diameter (1) and diameter (2) vernier caliper with vernier. The difference between these two values is the cam lift. Deformation (warpage) mating surface of...
Diagnostics and verification
Special tool Oil pressure gauge adapter, 303-1166 Oil pressure gauge, 303-871 Inspection and verification 1. Make sure the customer's complaint is valid. 2. Visually inspect for obvious signs of...
Special tool Oil pressure gauge adapter, 303-1166 Oil pressure gauge, 303-871 Inspection and verification 1. Make sure the customer's complaint is valid. 2. Visually inspect for obvious signs of...
Device and technical description
Outside view NOTE: Shown without oil cooler. General information The V6 petrol engine is a 4.0 liter 6-cylinder V-twin engine with a 60 degree camber angle, 2 valves per cylinder and a single...
Outside view NOTE: Shown without oil cooler. General information The V6 petrol engine is a 4.0 liter 6-cylinder V-twin engine with a 60 degree camber angle, 2 valves per cylinder and a single...
Cylinder Block Parts
NOTE: Oil cooler option shown. Item name Spare part number Description 1 - Piston rings 2 - Piston 3 - piston pin 4 - connecting rod 5 - Upper connecting rod bearing 6 - Connecting rod lower bearing...
NOTE: Oil cooler option shown. Item name Spare part number Description 1 - Piston rings 2 - Piston 3 - piston pin 4 - connecting rod 5 - Upper connecting rod bearing 6 - Connecting rod lower bearing...
Piston and connecting rod assy
Item name Spare part number Description 1 - Top piston compression ring 2 - Lower piston compression ring 3 - Piston oil scraper rings 4 - Piston 5 - piston pin 6 - connecting rod 7 - oil nozzle hole...
Item name Spare part number Description 1 - Top piston compression ring 2 - Lower piston compression ring 3 - Piston oil scraper rings 4 - Piston 5 - piston pin 6 - connecting rod 7 - oil nozzle hole...
Intermediate shaft assembly
Item name Spare part number Description 1 - intermediate shaft 2 - Thrust plate The intermediate shaft assembly is located centrally on top of the cylinder block. It drives each camshaft through a...
Item name Spare part number Description 1 - intermediate shaft 2 - Thrust plate The intermediate shaft assembly is located centrally on top of the cylinder block. It drives each camshaft through a...
Front cover and water pump assembly
Item name Spare part number Description 1 - Coolant pump assembly 2 - Front engine cover 3 - Pad The aluminum front cover is fixed to the cylinder block with five bolts and five studs and sealed with...
Item name Spare part number Description 1 - Coolant pump assembly 2 - Front engine cover 3 - Pad The aluminum front cover is fixed to the cylinder block with five bolts and five studs and sealed with...
Oil cooler (if equipped) and filter assembly
NOTE: Oil cooler option shown. Item name Spare part number Description 1 - O-ring 2 - Adapter 3 - O-ring 4 - O-ring 5 - Adapter mounting bolt 6 - Cooler assembly (in the presence of) 7 - Oil filter...
NOTE: Oil cooler option shown. Item name Spare part number Description 1 - O-ring 2 - Adapter 3 - O-ring 4 - O-ring 5 - Adapter mounting bolt 6 - Cooler assembly (in the presence of) 7 - Oil filter...
Knock and oil pressure sensors
Knock sensors Item name Spare part number Description 1 - Right knock sensor 2 Left knock sensor Knock sensors are installed on the cylinder block in two different places. One is on the inside of the...
Knock sensors Item name Spare part number Description 1 - Right knock sensor 2 Left knock sensor Knock sensors are installed on the cylinder block in two different places. One is on the inside of the...
Parts of the crankshaft, oil sump and oil pump
Item name Spare part number Description 1 - Tensioner 2 - Chain 3 - Balancing system shaft assy 4 - Main bearing, upper 5 - Main thrust bearing, upper 6 - Crankshaft 7 - Rear crankshaft oil seal 8 -...
Item name Spare part number Description 1 - Tensioner 2 - Chain 3 - Balancing system shaft assy 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 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 four main...
Item name Spare part 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 four main...
Balancing system shaft assy
Item name Spare part number Description 1 - Drive chain 2 - Tensioner assembly 3 - Equalizer assembly 4 - Chain guide A 60-degree V6 engine is often referred to as internally balanced because...
Item name Spare part number Description 1 - Drive chain 2 - Tensioner assembly 3 - Equalizer assembly 4 - Chain guide A 60-degree V6 engine is often referred to as internally balanced because...
Crankshaft seals and oil pump
Crankshaft seals Item name Spare part number Description A - Rear B - Front 1 - Rear oil seal 2 - Front cover 3 - Front oil seal The crankshaft rear oil seal is pressed into the rear of the cylinder...
Crankshaft seals Item name Spare part number Description A - Rear B - Front 1 - Rear oil seal 2 - Front cover 3 - Front oil seal The crankshaft rear oil seal is pressed into the rear of the cylinder...
Ladder structure motor assembly
Ladder structure motor assembly Item name Spare part number Description A - Minimum 69.8 mm 1 - Engine baffle housing 2 - Crankshaft main bearing cap adjusting screw Ladder structure, fixed to the...
Ladder structure motor assembly Item name Spare part number Description A - Minimum 69.8 mm 1 - Engine baffle housing 2 - Crankshaft main bearing cap adjusting screw Ladder structure, fixed to the...
Details of the valve timing adjustment mechanism
Item name Spare part number Description A - Front of the engine 1 - Drive of the left camshaft assy 2 - Drive of the right camshaft assy 3 - Spacer 4 - Intermediate shaft sprocket 5 - Chain guide 6 -...
Item name Spare part number Description A - Front of the engine 1 - Drive of the left camshaft assy 2 - Drive of the right camshaft assy 3 - Spacer 4 - Intermediate shaft sprocket 5 - Chain guide 6 -...
Cylinder head parts
Item name Spare part number Description 1 - Blow-by hose between right-hand camshaft cover and intake manifold 2 - end cap 3 - Right fuel rail 4 - Left fuel injectors (3 pcs.) 5 - Fuel supply line 6...
Item name Spare part number Description 1 - Blow-by hose between right-hand camshaft cover and intake manifold 2 - end cap 3 - Right fuel rail 4 - Left fuel injectors (3 pcs.) 5 - Fuel supply line 6...
Lubrication system
Lubrication system NOTE: Oil cooler option shown. The lubrication system ensures that the entire oil flow is filtered and oil is supplied under pressure. From the sump, through a strainer and an oil...
Lubrication system NOTE: Oil cooler option shown. The lubrication system ensures that the entire oil flow is filtered and oil is supplied under pressure. From the sump, through a strainer and an oil...
An exhaust manifold
Each bank of cylinders 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 bank of cylinders 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.
Engine specification 4.0L
Seals Name Land Rover Part No Engine timing cover on cylinder block STC 50550 Rear main bearing cap on cylinder block 8510302 Lubricants: UK, Europe and ROW; except NAS/Japan Name Specification *...
Seals Name Land Rover Part No Engine timing cover on cylinder block STC 50550 Rear main bearing cap on cylinder block 8510302 Lubricants: UK, Europe and ROW; except NAS/Japan Name Specification *...
Shaft of the dynamic balancing system of the engine
Special tool TDC setting / crankshaft lock tool 303-573 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 TDC setting / crankshaft lock tool 303-573 Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. WARNING: Do not work on or under a...
Removal and installation of an inlet collector
Special tool Fuel system spring release tool 310-044 Removing NOTE: Removal of the intake manifold on early models requires partial removal of the fuel rail and removal of the purge valve and support...
Special tool Fuel system spring release tool 310-044 Removing NOTE: Removal of the intake manifold on early models requires partial removal of the fuel rail and removal of the purge valve and support...
Gas distribution
Special tool Camshaft alignment tool 303-1146 Tool for setting TDC / crankshaft lock 303-573 Camshaft bolt tool 303-575 Camshaft bolt socket 303-565 Camshaft locking tool adapter 303-576 Camshaft...
Special tool Camshaft alignment tool 303-1146 Tool for setting TDC / crankshaft lock 303-573 Camshaft bolt tool 303-575 Camshaft bolt socket 303-565 Camshaft locking tool adapter 303-576 Camshaft...
Removing and installing a floppy disk
Special tool Flexible Plate Locking Tool 303-947 (LRT-12-145) Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. WARNING: Do not work on or...
Special tool Flexible Plate Locking Tool 303-947 (LRT-12-145) Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. WARNING: Do not work on or...
Hydraulic tensioner for left timing chain
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the intake manifold. For more information refer to Intake Manifold (30.15.02)...
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the intake manifold. For more information refer to Intake Manifold (30.15.02)...
Hydraulic tensioner for right timing chain
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the engine cover. For more information refer to Engine Cover - 4.0L (12.30.50)...
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the engine cover. For more information refer to Engine Cover - 4.0L (12.30.50)...
Removing the engine
Special tool Engine winch - 4.0L 303-1147 Engine lift tool 303-940 (LRT-12-138) Lift chains 303-940/1 Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to...
Special tool Engine winch - 4.0L 303-1147 Engine lift tool 303-940 (LRT-12-138) Lift chains 303-940/1 Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to...
Engine installation
Installation 1. Remove the torque converter holder. 2. Install the engine. Attach lifting chains. Carefully lower the engine until it is approximately 35mm above the engine mounts. With the help of...
Installation 1. Remove the torque converter holder. 2. Install the engine. Attach lifting chains. Carefully lower the engine until it is approximately 35mm above the engine mounts. With the help of...
Rear crankshaft seal
Special tool Seal remover 303-903 (LRT-12-092) Crankshaft Rear Oil Seal Mounting Tool 303-527 Crankshaft Rear Seal Mounting Tool 303-525 Crankshaft Rear Oil Seal Mounting Tool 303-579 Removing NOTE:...
Special tool Seal remover 303-903 (LRT-12-092) Crankshaft Rear Oil Seal Mounting Tool 303-527 Crankshaft Rear Seal Mounting Tool 303-525 Crankshaft Rear Oil Seal Mounting Tool 303-579 Removing NOTE:...
Left cylinder head
Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Drain the coolant. For more information, refer to Draining/Filling Coolant and Bleeding the...
Removing 1. Disconnect the wire "masses" 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
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the left row cylinder head assembly. For more information refer to Left...
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the left row cylinder head assembly. For more information refer to Left...
Left valve mechanism cover
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the fuel rail. For more information refer to Fuel manifold (19.60.04) 3. Move...
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the fuel rail. For more information refer to Fuel manifold (19.60.04) 3. Move...
Left engine mount
Removing 1. Disconnect a wire of weight from the storage 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...
Removing 1. Disconnect a wire of weight from the storage 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...
Left exhaust manifold
Removing All cars 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the engine cover. For more information refer to Engine Cover - 4.0L...
Removing All cars 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the engine cover. For more information refer to Engine Cover - 4.0L...
Removal and installation of the oil cooler
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...
Removal and installation of an oil crankcase
Removing 1. Disconnect a wire of weight from the storage 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...
Removing 1. Disconnect a wire of weight from the storage 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...
Removal and installation of the oil pump
Removing 1. Disconnect a wire of weight from the storage 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...
Removing 1. Disconnect a wire of weight from the storage 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...
Front crankshaft seal
Special tool Tool for setting TDC / crankshaft lock 303-573 Crankshaft damping clutch pulley removal tool 303-773 Front cover oil seal remover 303-107 Front cover oil seal installation tool 303-1148...
Special tool Tool for setting TDC / crankshaft lock 303-573 Crankshaft damping clutch pulley removal tool 303-773 Front cover oil seal remover 303-107 Front cover oil seal installation tool 303-1148...
Front engine cover
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Drain the liquid from the cooling system. For more information, refer to...
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Drain the liquid from the cooling system. For more information, refer to...
Right cylinder head
Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Drain the coolant. For more information, refer to Draining/Filling Coolant and Bleeding the...
Removing 1. Disconnect the wire "masses" 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 lock tool 303-643 Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Remove the right row cylinder...
Special tool Right rear cassette sprocket lock tool 303-643 Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Remove the right row cylinder...
Right valve cover
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the fuel rail. For more information refer to Fuel manifold (19.60.04) 3. Move...
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the fuel rail. For more information refer to Fuel manifold (19.60.04) 3. Move...
Right engine mount
Removing 1. Disconnect a wire of weight from the storage 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...
Removing 1. Disconnect a wire of weight from the storage 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...
Right exhaust manifold
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the engine cover. For more information refer to Engine Cover - 4.0L (12.30.50)...
Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. Remove the engine cover. For more information refer to Engine Cover - 4.0L (12.30.50)...
Right camshaft
Removing NOTE: The left camshaft is removed in the same way. 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. See the procedure for checking...
Removing NOTE: The left camshaft is removed in the same way. 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. See the procedure for checking...
Camshaft Intermediate Shaft
Special tool Right rear cassette sprocket lock tool 303-643 Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Remove the torque converter...
Special tool Right rear cassette sprocket lock tool 303-643 Removing 1. Disconnect the wire "masses" from the battery. For more information, refer to Specification 2. Remove the torque converter...
Block frame
Special tool Cylinder block frame insert adjustment tool 303-596 Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. WARNING: Do not work...
Special tool Cylinder block frame insert adjustment tool 303-596 Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2. WARNING: Do not work...
Camshaft roller tappet
Special tool Device for removing/replacing the roller tappet of the camshaft 303-581 Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2....
Special tool Device for removing/replacing the roller tappet of the camshaft 303-581 Removing 1. Disconnect a wire of weight from the storage battery. For more information, refer to Specification 2....
Draining and refilling engine oil
1. Disconnect a wire of weight from the storage battery. 2. WARNING: Do not work on or under a vehicle that is only supported by a jack. Always place secure supports under the vehicle. Raise and...
1. Disconnect a wire of weight from the storage battery. 2. WARNING: Do not work on or under a vehicle that is only supported by a jack. Always place secure supports under the vehicle. Raise and...
Crankshaft pulley
Special tool Tool for setting TDC / crankshaft lock 303-573 Crankshaft damping clutch pulley removal tool 303-1049 Front cover oil seal remover 303-107 Front cover oil seal installation tool 303-1148...
Special tool Tool for setting TDC / crankshaft lock 303-573 Crankshaft damping clutch pulley removal tool 303-1049 Front cover oil seal remover 303-107 Front cover oil seal installation tool 303-1148...
Elements of the gas distribution mechanism
Special tool Tool for turning the crankshaft 303-674 Removing NOTE: This section covers removal and installation of the following parts: primary timing chain tensioner, timing chain guide,...
Special tool Tool for turning the crankshaft 303-674 Removing NOTE: This section covers removal and installation of the following parts: primary timing chain tensioner, timing chain guide,...
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