4.0L Engine Specification (Discovery 3)

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	Specification
* Recommended lubricants	It is recommended to use 5W/30 oil that meets WSS - M2C929-A specifications. If oil that meets these specifications is not available, 5W/30 oil that meets ACEA A1/A3, or API SJ or SL specifications may be used.

*WSS is the code used by Ford in oil specifications Lubricants: USA/Japan

Name	Specification
* Recommended lubricants	It is recommended to use 5W/30 oil that meets the specifications WSS-M2C929-A (GF4) and "Certified for use in gasoline engines" by the American Petroleum Institute (API).

* WSS is a code used by Ford in oil specifications Filling capacity

Name	Filling volume
Dry volume with filter	6.4 l
Oil and filter change - maximum	5.7 l
The volume of oil required to raise the oil level on the dipstick from the bottom hole to the top hole	1.4 l

General specification

Name	Specification
Type	4.0 litre petrol engine with 60 degree V-shaped cylinder arrangement, single overhead camshaft per cylinder head and two valves per cylinder
Cylinder arrangement	V6, cylinders 1 and 4 are located at the front when looking at the engine from behind
Cylinder numbering	Cylinder 1 - right row; cylinder 4 - left row
Cylinder diameter - nominal	100,4 mm (3,952 in)
Piston stroke, mm	84,4 mm (3,322 in)
Filling volume	4009 cm³
Firing order	1-4-2 - 5 - 3 - 6
Compression ratio	9,75:1
Direction of rotation	Counterclockwise when looking at the engine from the rear
Maximum power	156 kW (209 hp) at 4750 rpm
Maximum torque	346 Nm at 3500 rpm
Dimensions:
Length	669 mm (26,3 in)
Width	712 mm (28,0 in)
Height	747 mm (29,4 in)
Maximum permissible deformation of the cylinder head	0,08 mm (0,003 in)
Engine oil pressure:
In idle mode	1.8-2.0 bar (180-200 kPa)
At 3500 rpm	3.3-3.6 bar (330-360 kPa)

Tightening torque specifications

Name	Nm	lb-ft
Right Engine Mount Bracket Bolts	80	59
Right engine mount bracket nut	90	66
* Bolts securing the right engine mount to the bracket:
Step 1	45	33
Step 2	Another 60°	Another 60°
+ Nuts for left and right exhaust manifolds	25	18
Dipstick tube bolt	10	7
* Bolts for fastening the exhaust system to the exhaust manifold	40	30
+ Right cylinder head cover bolts/studs	10	7
+ Left cylinder head cover bolts/studs	10	7
CMP sensor bolt	6	4
++ Left/right camshaft cover bolts:
Step 1	6	4
Step 2	16	12
*+ # Cylinder head bolts:
Step 1 - M12 bolts	30	22
Step 2 - M12 bolts	Another 80°	Another 80°
Step 3 - M12 bolts	Another 80°	Another 80°
M8 bolts	35	26
Cooling system flange bolts on the cylinder head	10	7
Right cylinder head ground connector bolt	10	7
Generator support bracket bolts	45	33
+ Generator bolts	45	33
Generator Electrical Connector Nut	10	7
A/C Compressor Support Bracket Bolts	45	33
Knock sensor bracket bolt	10	7
Knock sensor clamp bolt	10	7
Electrical Wiring Harness Bridge Bolt	45	33
EGR Pipe Nuts:
Step 1	Pull slightly	Pull slightly
Step 2	40	30
Battery terminal clamp nut(s)	5	3,5
Wiring Harness Clamp Bolt - Right Hand Drive Vehicles Only	10	7
Oil pickup hose torx screws	10	7
Oil filter mesh bolt	10	7
Oil Pump Torx Screws	20	15
Oil cooler line nut and bolt	25	18
Oil cooler adapter	60	44
Transmission Fluid Line Bolt	10	7
Transmission Fluid Line Nut	10	7
Transmission support bracket nut	20	15
Gearbox mounting bolts	45	33
Front Engine Cover:
M6 bolts	10	7
Bolts and studs M8	20	15
Coolant pump bolts	10	7
Ground wire nut	20	15
+ Cylinder block frame:
Step 1	Lightly tighten the 2 rear bolts.	Lightly tighten the 2 rear bolts.
Step 2	Loosen the 2 rear bolts	Loosen the 2 rear bolts
Step 3	Lightly tighten the 2 rear bolts.	Lightly tighten the 2 rear bolts.
Step 4 - External Bolts, Nuts and Torx Screws	10	7
Step 5 - 2 rear bolts	43	32
Step 6 - Cylinder Block Frame Set Screws	7	5
Step 7 - Cylinder Block Frame Bolts	15	11
Step 8 - Cylinder Block Frame Bolts	34	25
* Crankshaft Pulley Bolt:
Step 1	45	33
Step 2	Another 85°	Another 85°
Left and right camshaft sprocket bolts:
Step 1	20	15
Step 2	Another 100°	Another 100°
Oil temperature sensor	20	15
Radiator Access Panel Bolts	10	7
Oil pan bolts	10	7
Nuts securing the wiring harness to the oil pan	6	4
** Balance shaft torx bolts	29	21
Left camshaft drive cassette chain guide bolt	25	18
Right camshaft drive cassette bolt	12	9
* Bolt for fastening the sprocket of the intermediate shaft drive of the right cassette (rear):
Step 1	40	35
Step 2	Another 45°	Another 45°
* Intermediate shaft sprocket Torx bolt (front):
Step 1	45	33
Step 2	Another 70°	Another 70°
Crankshaft Position Sensor (CKP) Bolt	8	6
* Patchlok type lower steering column universal joint bolts	25	18
Intermediate shaft thrust plate torx bolts	10	7
Oil pump drive gear bolt	20	15
Left and right hydraulic timing chain tensioners	45	33
Primary timing chain tensioner bolt	10	7
Oil filter	18	13
Oil drain plug	25	18
+* Starter wire nut	10	7
Starter bolts	45	33
Fuel manifold bolts	25	18
Cylinder Head Cover Fuel Line Clamp Bolt	10	7
+ Intake Manifold Bolts	10	7
* Bolts securing the right catalytic converter to the exhaust manifold	22	16
* Bolts securing the left catalytic converter to the exhaust manifold	22	16
Torx bolts for fastening the flexible plate to the torque converter	45	33
Wheel nuts	140	103

* New nuts/bolts must be installed
** New Torx bolts must be installed
+ Bolts/Torx bolts/studs must be tightened in the specified sequence
++ The bolts should be tightened in a criss-cross pattern, starting with the 2 central bearing caps
# Before installation, lubricate the bolt threads with engine oil.
+* Exceeding the specified torque may result in damage to internal components.

The article is based on data from the website: LRMAN.RU