Geely EC718, EC718RV, EC715, EC715RV. Manual part — 96
Geely EC718, EC718RV, EC715, EC715RV. Manual part - 96
2.6 Engine Mechanical System JL4G18-
D
2.6.1 Specifications
2.6.1.1 Fastener Tightening Specifications
Applications
Model
Specifications
Metric (Nm)
US English (lb-ft)
Spark Plug Bolt
M14 × 1.25
20-30
14.8-22.2
Cylinder Head Cover (Short Bolt)
M6
7-11
5.2-8.2
Cylinder Head Cover (Long Bolts,
Nuts, Special Bolts)
M6
9-13
6.7-9.6
Knock Sensor Bolt
M8 × 30
14.4-21.6
10.7-16
Cylinder Head Bolts
M10 × 1.25
First Pass 46-52
First Pass 34-38.5
Second Pass 76-84
Second Pass 56-62.2
VVT Actuator Mounting Bolt
M12 × 1.25
59-81
43.7-60
Intake Manifold Mounting Bolt
M8
24-36
17.8-26.7
Crankcase Mounting Bolt
M8
14.4-21.6
10.7-16
Exhaust Pipe Mounting Bolt
M8
20-30
14.8-22.2
Main Bearing Cap Installation Bolt
M10 × 1.25
First Pass 42-46
First Pass 31-34
Second Pass 54-66
Second Pass 40-48.9
Flywheel Mounting Bolt
M10 × 1.25
83-93
61.4-68.8
Engine Water Pump Short
Mounting Bolt
M6 × 25
8-10
6-7.4
Engine Water Pump Long Mounting
Bolt
M6 × 35
9-13
6.7-9.6
Fuel Rail Bolt
M6 × 20
7.2-10.8
5.3-8
Connecting Rod Cap Bolt
M8 × 1
First Pass 19-21
First Pass 14-15.5
Second Pass 50-52
Second Pass 37-38.5
Camshaft Bearing Cap Bolt
M8 M6
21.6-24.5
12.2-13.8
16-18.2
9-10.2
Oil Pan Bolt
M6
7.2-10.8
5.3-8
Oil Filter Mounting Bolt
M6
7.2-10.8
5.3-8
Engine Oil Pressure Alarm Bolt
R1 / 8
10.5-19.5
7.8-14.4
Oil Filter Pipe Joint Bolt
M28 × 1.5
16-24
11.8-17.8
Oil Filter - Pipe Fittings Bolt
UNF3 / 4 "-16
33-37
24.4-27.4
Crankshaft Pulley Mounting Bolt
M12 × 1.25
129.7-146.3
96-108.3
Engine
Engine Mechanical System JL4G18-D
2-299
Applications
Model
Specifications
Metric (Nm)
US English (lb-ft)
Generator Screw
M10 × 1.25 × 72
43.2-64.8
32-48
Generator Bolt
M8 × 30
20-30
14.8-22.2
Clutch Assembly Mounting Bolt
M8
21.6-32.4
16-24
Coolant Valve Bolt
M10
25 and Above
18.5 and Above
Oil Pump Mounting Bolt
M6
7.2-10.8
5.3-8
Timing Chain Cover Bolt
M8
14.4-21.6
10.7-16
Timing Chain Cover Bolt
M6
8.8-13.2
6.5-9.8
Right Engine Mounting Bracket Bolt
M10 × 55
37.6-56.4
27.8-41.7
Drive Belt Tensioner Bolt
M12
55.2-82.8
40.8-61.3
Drive Belt Tensioner Nut
M8
23.2-34.8
17.2-25.8
Exhaust Camshaft Timing Sprocket
Mounting Bolt
M10
43.2-64.8
32-48
Oil Pan Oil Discharge Bolt
M12
25-35
18.5-25.9
2.6.1.2 Mechanical System Specification
Items
Specifications
Bore (mm/in)
79/3.11
Stroke (mm/in)
91.5/3.6
Displacement (L)
1.792
Compression Ratio
10:1
Power (km/rpm)
102/6,000-6,200
Torque (Nm/rpm)
172/4,100-4,300
Idle Speed (rpm)
800 ± 50 (Air Conditioning A/CON 1,000 ± 50)
ASM Emissions (g/km)
CO is less than 2.3; CH is less than 0.2; NO
X
is less than 0.15
Ignition Sequence
1-3-4-2 (cylinder No.1,4 and cylinder No.2,3 group ignition)
Constant Driving Speed Fuel Consumption (90 km/h) (L/100
km)
Less than 6.5
Fuel
RON93 Unleaded Gasoline or Above
Engine Coolant Capacity (L/pt)
6.5/11.44
Engine Oil Capacity (L/pt)
4.0/7.04
Engine Coolant Specifications / Grades
Line SH0521 (Freezing Point
≤-40°C (-40 ºF)
2-300
Engine Mechanical System JL4G18-D
Engine
Items
Specifications
Lubricant Specification / Grades
Meet GB11121 standard, API quality grade SJ-class, SL-class
exports to the EU statement, viscosity: SAE5W-30, 10W-30,
10W-40, 15W-40
Spark Plug Type
K6RTC
Spark Plug Gap (mm/in)
1.0-1.1/0.03-0.04
Dry Mass (kg/lb)
Without starter, with the engine oil, coolant, with wiring harness,
with the clutch 117 ± 2/257.94 ± 4.41
Overall Dimension (LxWxH) mm/in
631 × 610 × 620/24.84 × 24.02 × 24.41
Cam
Journal Diameter (mm/in)
23/0.91
Camshaft Axial Clearance (mm/in)
0.05-0.12/0.0020-(-0.0047)
Intake Valve Clearance (mm/in)
0.23 ± 0.03/0.0091 ± 0.0011
Exhaust Valve Clearance (mm/in)
0.32 ± 0.03/0.0126 ± 0.0011
Intake VVT Adjustment Range
± 25 °
Valve Timing
Intake Valve Open
19 ° Before TDC
Intake Valve Close
73 ° After BDC
Exhaust Valve Open
53 ° Before BDC
Exhaust Valve Close
16.5 ° After TDC
Crank Pin
Connecting Rod Bearing Clearance (mm/in)
0.020-0.044/0.0007-0.0017
Connecting Rod Bearing Axial Clearance (mm/in)
0.16-0.342/0.006-0.0135
Crankshaft
Axial Clearance (mm/in)
0.04-0.24/0.0015-0.0094
Main Bearing Clearance - All (mm/in)
0.015-0.033/0.0006-0.0013
Spindle Collar Diameter - All (mm/in)
47.982-48/1.8891-1.8898
Body Top Surface Flatness (mm/in)
0.05/0.0019
Crankshaft Main Journal Roundness (mm/in)
0.003/0.0001
Crankshaft Main Journal Round Beating Degree (mm/in)
0.02/0.0008
Cylinder Head
Minimal Height After Machining (mm/in)
115-0.05/4.53-0.0019
Overall Height (mm/in)
115 +0.05 / 4.53 +0.0019
Valve Guide Hight (mm/in)
34.5/1.36
Engine
Engine Mechanical System JL4G18-D
2-301
Items
Specifications
Pistons
Gap With The Cylinder (mm/in)
0.060-0.083/0.0023-0.0033
Diameter (mm/in)
78.9/3.11
Piston Pin
Gap With The Piston (mm/in)
0.005-(-0.001) / 0.0002-(-0.00003)
Gap With The Rod (mm/in)
0.005-0.011/0.0002-0.0004
Diameter (mm/in)
20/0.787
Length (mm/in)
50/1.969
Piston Pin Offset - Thrust (mm/in)
0.6/0.0236
Oil Pump
Safety Valve Opening Pressure (kPa/psi)
500/72.52
Piston Ring
Oil Ring End Gap (mm/in)
0.20-0.70/0.0079-0.0276
Second Compression Ring End Gap (mm/in)
0.40-0.55/0.0157-0.0217
First Compression Ring End Gap (mm/in)
0.25-0.35/0.0098-0.0138
Sealants and Adhesives
Cylinder Head Covers Mat Sealant
Kesaisi New 1596 Flat Silicone Rubber Sealants
Engine Oily Road Cones
Kesaisi New 1243 Anaerobic Thread Locking Sealant
Oil Pan and Crank Box Joints
Kesaisi New 1596 Flat Silicone Rubber Sealants
Crankcase With The Cylinder Block Joints
Kesaisi New 1596 Flat Silicone Rubber Sealants
Flywheel Bolt
Letai 204 Anaerobic Sealant
Valve System
Intake Valve Diameter (mm/in)
31/1.2
Exhaust Valve Diameter (mm/in)
26 / 1
Valve Tube Diameter (mm/in)
5.5/0.22
Valve Stem Diameter - Intake Valve (mm/in)
5.5/0.22
Valve Stem Diameter - Exhaust Valve (mm/in)
5.5/0.22
2.6.1.3 Intake and Exhaust Valves Lifter
Specifications Table
Packet No.
Thickness (mm/in)
Packet No.
Thickness (mm/in)
06
5.06 (0.1992)
42
5.42 (0.2134)
08
5.08 (0.2000)
44
5.44 (0.2142)
2-302
Engine Mechanical System JL4G18-D
Engine
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