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3100 (L82, Gen 3) Specs

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Engine Specifications English Metric
Engine Type
Displacement
RPO (VIN Code)
Bore
Stroke
Deck Height
Compression Ratio
Firing Order
Oil Pressure
Cylinder Bore
Diameter
Out Of Round Maximum
Taper — Thrust Side Maximum
Piston
Diameter-
Clearance
Pin Bore
Piston Ring
Top Groove Side Clearance
Second Groove Side Clearance
Top Ring Gap
Second Ring Gap
Groove Clearance
Gap with segment at 89.0*mm
Piston Pin
Diameter
Clearance In Piston
Fit In Rod
Crankshaft
Main Journal Diameter
Main Journal Taper
Out Of Round
Flange Runout-Max
Cylinder Block Main Bearing Bore Diameter
Crankshaft Main Bearing Inside Diameter
Main Bearing Clearance
Main Thrust Bearing Clearance
Crankshaft End Play
Crankshaft Flange Runout-Max
Crankpin
Rod Bearing Journal Diameter
Rod Bearing Journal Taper
Rod Bearing Journal Out Of Round
Rod Bearing Bore Diameter
Rod Inside Bearing Diameter
Rod Bearing Journal Clearance
Rod Side Clearance
Camshaft
Lobe Lift (Intake and Exhaust)
Journal Diameter
Camshaft Bearing Bore Diameter-Front and Rear
Camshaft Bearing Bore Diameter-Middle #2 and #3
Camshaft Bearing Inside Diameter
Journal Clearance
Journal Runout-Max
Valve System
Roller Lifter
Rocker Arm Ratio
Valve Face Angle
Seat Angle
Valve Seat Runout
Seat Width-Intake
Seat Width-Exhaust
Valve Margin – Minimum Intake
Valve Margin – Minimum Exhaust
Valve Stem Clearance
Valve Spring
Valve Springs Free Length
Valve Springs Load (Closed)
Valve Springs Load (Open)
Installed Height Intake-Exhaust
Approx. # or coils
Oil Pump
Gear Lash
Gear Pocket Depth
Gear Pocket Diameter
Gear
Length
Diameter
Side Clearance
End Clearance
Valve to Bore Clearance
60° V-6
3.1L
L82 (M)
89*mm
84*mm
224 mm
9.5:1
1-2-3-4-5-6
103 kPa
————————
89.016-89.034*mm
0.014*mm
0.020*mm
————————
88.974-89.001*mm
0.032-0.068*mm
23.006-23.013*mm
————————
0.05-0.085*mm
0.05-0.09*mm
0.15-0.36*mm
0.5-0.71*mm
0.20*mm
0.25-1.27*mm
————————
22.9915-22.9964*mm
0.0096-0.0215*mm
0.0165-0.0464*mm
————————
67.239-67.257*mm
0.005*mm
0.005*mm
0.04*mm
72.155-72.168*mm
67.289-67.316*mm
0.019-0.064*mm
0.032-0.077*mm
0.060-0.210*mm
0.04*mm
———————————
50.768-50.784*mm
0.005*mm
0.005*mm
53.962-53.984*mm
50.812-50.850*mm
0.018-0.062*mm
0.18-0.44*mm
—————————–
6.9263*mm
47.45-47.48*mm
51.03-51.08*mm
50.77-50.82*mm
47.523-47.549*mm
0.026-0.101*mm
0.025*mm
————————
Hydraulic
1.60:1
45°
45°
0.025*mm
1.55-1.80*mm
1.70-2.0*mm
2.10*mm
2.70*mm
0.026-0.068*mm
————————
48.5*mm
320 N @ 43.2*mm
1036 N @ 32*mm
43.2*mm
6.55
————————
0.094-0.195*mm
30.52-30.58*mm
38.176-38.226*mm
————————
30.45-30.48*mm
38.05-38.10*mm
0.038-0.088*mm
0.040-0.125*mm
0.038-0.089*mm
60° V-6
191 cu in
L82 (M)
3.50*in
3.31*in
8.818 in
9.5:1
1-2-3-4-5-6
15 psi @ 1100 RPM
————————
3.5046-3.5053*in
0.0005*in
0.0008*in
————————
3.5029-3.5040*in
0.0013-0.0027*in
0.9057-0.9060*in
————————
0.002-0.0033*in
0.002-0.0035*in
0.006-0.014*in
0.0197-0.0280*in
0.008 in*in
0.0098-0.05*in
————————
0.9052-0.9054*in
0.0004-0.0008*in
0.0006-0.0018*in
————————
2.6473-2.6483*in
0.0002*in
0.0002*in
0.0016*in
2.8407-2.8412*in
2.6492-2.6502*in
0.0008-0.0025*in
0.0012-0.0030*in
0.0024-0.0083*in
0.0016*in
————————
1.9987-1.9994*in
0.0002*in
0.0002*in
2.124-2.125*in
2.000-2.002*in
0.0007-0.0024*in
0.007-0.017*in
————————
0.2727*in
1.868-1.869*in
2.009-2.011*in
1.999-2.001*in
1.871-1.872*in
0.001-0.0039*in
0.001*in
————————
Hydraulic
1.60:1
45°
45°
0.001*in
0.061-0.071*in
0.067-0.079*in
0.083*in
0.106*in
0.0010-0.0027*in
————————
1.89*in
75 lb @ 1.701*in
230 lb @ 1.260*in
1.701*in
6.55
————————
0.0037-0.0077*in
1.202-1.204*in
1.503-1.505*in
————————
1.199-1.200*in
1.498-1.500*in
0.001-0.003*in
0.002-0.005*in
0.0015-0.0035*in
Torque Specifications Nm FT-LBS IN-LBS
Accelerator Control Cable Bracket Bolt
Accelerator Control Cable Bracket Nut
Camshaft Position Sensor Bolt
Camshaft Sprocket Bolt
Camshaft Thrust Plate Bolt
Connecting Rod Cap Nut
Coolant Drain Plug
Coolant Outlet Bolt
Coolant Pump Bolt
Coolant Pump Pulley Bolt
Crankshaft Balancer Bolt
Crankshaft Oil Deflector Nut
Crankshaft Position Sensor Bolt – Front Cover
Crankshaft Position Sensor Bolt – Side of Blocks
Cylinder Head Bolt
EGR Adapter Pipe to Exhaust Manifold Nut
EGR to Adapter Pipe Bolt
Electronic Ignition Control Module Bracket Bolt
Electronic Ignition Control Module Bracket Nut
Engine Coolant Temperature Sensor
Engine Mount Bracket Bolt
Engine Mount to Bracket Nut
Engine Mount to Frame Bracket Nut
Engine Mount Strut Nut
Engine Mount Strut Bracket Bolt – Engine RS
Engine Mount Strut Bracket Bolt – Engine LS
Engine Mount Strut Bracket Bolt – Upper Rad-Supp
Exhaust Crossover Pipe Nut
Exhaust Crossover Pipe Heat Shield Bolt
Exhaust Manifold Nut
Exhaust Manifold Heat Shield Bolt
Exhaust Manifold Stud
Flywheel Bolt
Front Cover Bolt – Large
Front Cover Bolt – Small
Fuel Injector Rail Bolt
Fuel Pipe Bracket Bolt
Fuel Pipe Bracket Stud
Fuel Pipe Fitting
Fuel Pipe Retaining Clip Bolt
Generator Bracket Bolt
Heater Inlet Pipe Nipple
Heater Inlet Pipe Nut
Heater Inlet Pipe Stud
Knock Sensor
Lower Intake Manifold Bolt
MAP Sensor Bolt
Oil Gallery Plug – 1/4 in
Oil Gallery Plug – 3/8 in
Oil Filter
Oil Filter By-pass Plug
Oil Filter Fitting
Oil Filter Cooler Connector
Oil Level Indicator Assembly Bolt
Oil Level Sensor
Oil Pan Retaining Bolt
Oil Pan Side Bolt
Oil Pan Drain Plug
Oil Pressure Switch
Oil Pump Bolt
Oil Pump Cover Bolt
Oil Pump Drive Assembly Bolt
Rear Engine Lift Bracket Bolt
Rocker Arm Bolt
Rocker Cover Retaining Bolt
Spark Plug
Throttle Body Bolt
Timing Chain Dampener Bolt
Upper Intake Manifold Bolt
Upper Intake Manifold Stud
Valve Lifter Guide Bolt
14
10
10
110
10
20 +75°
19
25
10
25
103
25
10
11
45 +90°
25
25
25
25
23
58
47
43
48
50
70
26
25
10
16
10
16
83
47
21
10
50
50
17
10
50
30
25
25
19
13
4
19
33
13
19
39
50
25
10
25
50
25
13
41
10
36
50
10 +30°
10
20
25
21
25
25
10



81

15 +75°
14
18

18
76
18


33 +90°
18
18
18
18
17
43
35
32
35
37
52
19
18

12

12
61
35
15

37
37
13

37
22
18
18
14


14
24

14
29
37
18


37
18

30

27
37


15
18
15
18
18

125
89
89

89



89



89
98














89

89




89



89





115
36


115




89
18


115

89


89 +30°
89





89

We are not responsible for errors or omissions in this information. Use it at your own risk!

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