Application | Specification | |
---|---|---|
Metric | English | |
General Data | ||
Engine Type | 60 degree V-6 | |
Displacement | 3.9L | 238 cu in |
RPO | LZ9 | |
VIN | 1 | |
Bore | 99 mm | 3.90 in |
Stroke | 84 mm | 3.31 in |
Compression Ratio | 9.8:1 | |
Firing Order | 123456 | |
Spark Plug Gap | 1.00 mm | 0.040 in |
Block | ||
Camshaft Bearing Bore Diameter - Front and Rear | 55.26-55.31 mm | 2.175-2.177 in |
Camshaft Bearing Bore Diameter - Middle #2, #3 | 54.75-54.80 mm | 2.155-2.157 in |
Crankshaft Main Bearing Bore Diameter | 72.1535-72.0695 mm | 2.840-2.841 in |
Crankshaft Main Bearing Bore Out-of-Round | 0.008 mm | 0.00031 in |
Cylinder Bore Diameter | 99.000-99.018 mm | 3.897-3.898 in |
Cylinder Bore Out-of-Round - Diameter - Production | 0.026 mm | 0.0010 in |
Cylinder Bore Out-of-Round - Diameter - Service | 0.030 mm | 0.0011 in |
Cylinder Bore Taper - Production | 0.026 mm | 0.0010 in |
Cylinder Bore Taper - Service | 0.030 mm | 0.0011 in |
Cylinder Head Deck Height | 224 mm | 8.818 in |
Cylinder Head Deck Surface Flatness | 0.05 mm per 150 mm | 0.0019 in per 5.905 in |
Valve Lifter Bore Diameter | 21.417-21.455 mm | 0.843-0.844 in |
Camshaft | ||
Camshaft Bearing Inside Diameter | 51.500-51.525 mm | 2.028-2.029 in |
Camshaft Journal Diameter | 51.415-51.440 mm | 2.024-2.025 in |
Camshaft Journal Out-of-Round | 0.025 mm | 0.001 in |
Camshaft Lobe Lift - Exhaust | 6.9263 mm | 0.2727 in |
Camshaft Lobe Lift - Intake | 6.9263 mm | 0.2727 in |
Cooling System | ||
Thermostat Full Open Temperature | 195 degrees | |
Connecting Rod | ||
Connecting Rod Bearing Clearance | 0.018-0.062 mm | 0.0007-0.0024 in |
Connecting Rod Bore Diameter | 60.322-60.338 mm | 2.375-2.376 in |
Connecting Rod Bore Out-of-Round | 0.006 mm | 0.00023 in |
Connecting Rod Length - Center to Center | 150 mm | 5.9 in |
Connecting Rod Side Clearance | 0.200-0.241 mm | 0.008-0.009 in |
Crankshaft | ||
Connecting Rod Journal Diameter | 57.122-57.138 mm | 2.248-2.249 in |
Connecting Rod Journal Out-of-Round | 0.005 mm | 0.0002 in |
Connecting Rod Journal Taper | 0.005 mm | 0.0002 in |
Connecting Rod Journal Width | 21.92-22.08 mm | 0.863-0.869 in |
Crankshaft End Play | 0.060-0.210 mm | 0.0024-0.0083 in |
Crankshaft Main Bearing Clearance - Except #3 | 0.019-0.064 mm | 0.0008-0.0025 in |
Crankshaft Main Bearing Clearance - #3 Thrust Bearing | 0.032-0.077 mm | 0.0012-0.0030 in |
Crankshaft Main Journal Out-of-Round | 0.005 mm | 0.0002 in |
Crankshaft Main Journal Taper | 0.005 mm | 0.0002 in |
Crankshaft Rear Flange Runout | 0.04 mm | 0.0016 in |
Cylinder Head | ||
Combustion Chamber Depth - at Measurement Point | 2.2 mm | 0.087 in |
Surface Finish - Maximum | 2.8 RA | |
Surface Flatness - Block Deck | 0.08 mm per 152 mm | 0.003 in per 6 in |
Surface Flatness - Exhaust Manifold Deck | 0.1 mm | 0.004 in |
Surface Flatness - Intake Manifold Deck | 0.1 mm | 0.004 in |
Valve Guide Bore - Exhaust | 8.01 mm | 0.315 in |
Valve Guide Bore - Intake | 8.01 mm | 0.315 in |
Valve Guide Installed Height | 16.6 mm | 0.654 in |
Lubrication System | ||
Oil Capacity - with Filte | 3.8 liter | 4.0 quarts |
Oil Pressure - @ 1850 RPM | 207-310 kPa | 30-45 PSI |
Oil Pump | ||
Gear Diameter | 38.05-38.10 mm | 1.498-1.500 in |
Gear Pocket - Dept | 30.52-30.58 mm | 1.202-1.204 in |
Gear Pocket - Diameter | 38.176-38.226 mm | 1.503-1.505 in |
Gears Lash | 0.094-0.195 mm | 0.0037-0.0077 in |
Relief Valve-to-Bore Clearance | 0.038-0.089 mm | 0.0015-0.0035 in |
Pin | ||
Piston Pin Clearance to Connecting Rod Bore - Press Fit | -0.004 to -0.021 mm | -0.0001 to -0.0008 in |
Piston Pin Clearance to Piston Pin Bore | 0.002-0.010 mm | 0.00008-0.0004 in |
Piston Pin Diameter | 23.952-23.955 mm | 0.942-0.943 in |
Piston Pin Length | 64.21-64.44 mm | 2.57-2.53 in |
Piston | ||
Piston Diameter - Production | 98.970-99.008 mm | 3.896-3.897 in |
Piston Diameter - Service Limit | 98.950 mm | 3.895 in |
Piston Pin Bore Diameter | 23.957-23.962 mm | 0.943 in |
Piston Ring Groove Width | 1.22-1.24 mm | 0.048-0.049 in |
Piston to Bore Clearance - Production | -0.008 to +0.048 mm | -0.0003 to +0.0018 in |
Piston to Bore Clearance - Service Limit - Maximum | 0.080 mm | 0.003 in |
Piston Ring End Gap | ||
First Compression Ring | 0.15-0.30 mm | 0.006-0.011 in |
Second Compression Ring | 0.25-0.45 mm | 0.009-0.017 in |
Oil Control Ring | 0.15-0.65 mm | 0.06-0.025 in |
Piston Ring to Groove Clearance | ||
First Compression Ring | 0.03-0.065 mm | 0.001-0.002 in |
Second Compression Ring | 0.02-0.055 mm | 0.0007-0.002 in |
Oil Control Ring | 0.01 mm | 0.004 in |
Piston Ring Thickness | ||
First Compression Ring | 1.175-1.190 mm | 0.046-0.047 in |
Second Compression Ring | 1.475-1.490 mm | 0.058 in |
Oil Control Ring - Maximum | 2.50 mm | 0.098 in |
Valves | ||
Valve Face Angle | 45 degrees | |
Valve Seat Angle | 46 degrees | |
Valve Seat Depth - Exhaust - From Deck Face | 8.9-9.1 mm | 0.350-0.358 in |
Valve Seat Depth - Intake - From Deck Face | 7.9-8.1 mm | 0.311-0.318 in |
Valve Seat Width - Exhaust | 1.70-2.0 mm | 0.067-0.079 in |
Valve Seat Width - Intake | 1.55-1.80 mm | 0.061-0.071 in |
Valve Stem-to-Guide Clearance | 0.026-0.068 mm | 0.0010-0.0027 in |
Valve Lifters/Push Rods | ||
Push Rod Length - Intake | 146.0 mm | 5.75 in |
Push Rod Length - Exhaust | 152.5 mm | 6.0 in |
Valve Springs | ||
Valve Spring Free Length | 48.5 mm | 1.89 in |
Valve Spring Installed Height | 43.2 mm | 1.701 in |
Valve Spring Load - Closed | 320 N 43.2 mm | 75 lb 1.701 in |
Valve Spring Load - Open | 1036 N 32 mm | 230 lb 1.260 in |
Valve Spring Total Number of Coils | 6.55 |
Fastener Tightening Specifications
Application | Specification | |
---|---|---|
Metric | English | |
Camshaft Position Sensor Bolt | 10 N·m | 89 lb in |
Camshaft Sprocket Bolt | 140 N·m | 103 lb ft |
Camshaft Thrust Plate Screw | 10 N·m | 89 lb in |
Connecting Rod Bearing Cap Bolt | ||
|
25 N·m | 18 lb ft |
|
110 degrees | |
Coolant Drain Plug | 19 N·m | 14 lb ft |
Coolant Temperature Sensor | 23 N·m | 17 lb ft |
Crankshaft Balancer Bolt | 160 N·m | 118 lb ft |
Crankshaft Main Bearing Cap Bolt/Stud | ||
|
50 N·m | 37 lb ft |
|
77 degrees | |
Crankshaft Oil Deflector Nut | 25 N·m | 18 lb ft |
Crankshaft Position Sensor Stud - Side of Engine Block | 10 N·m | 89 lb in |
Cylinder Head Bolt | ||
|
60 N·m | 44 lb ft |
|
95 degrees | |
Cylinder Head Plug | 20 N·m | 15 lb ft |
Drive Belt Tensioner Bolt | 50 N·m | 37 lb ft |
EGR Valve Assembly Bolt | 30 N·m | 22 lb ft |
EGR Valve Pipe Bolt - EGR | 25 N·m | 18 lb ft |
EGR Valve Pipe Bolt - Exhaust Manifold | 30 N·m | 22 lb ft |
Engine Front Cover Bolt | ||
|
55 N·m | 41 lb ft |
|
55 N·m | 41 lb ft |
|
27 N·m | 20 lb ft |
Engine Mount Strut and A/C Compressor Bracket Bolt | 50 N·m | 37 lb ft |
Engine Mount Strut and Generator Bracket Bolt | 50 N·m | 37 lb ft |
Engine Mount Strut and Lift Bracket Bolt - Engine Lift Rear | 50 N·m | 37 lb ft |
Engine Mount Strut and Support Bracket Bolt | 25 N·m | 18 lb ft |
Engine Oil Pressure Indicator Switch | 16 N·m | 12 lb ft |
Engine Wiring Harness Bracket Bolt | 13 N·m | 115 lb in |
EVAP Purge Valve Bolt | 10 N·m | 89 lb in |
Exhaust Manifold Heat Shield Bolt | 10 N·m | 89 lb in |
Exhaust Manifold Nut | 16 N·m | 12 lb ft |
Exhaust Manifold Stud | 18 N·m | 13 lb ft |
Flywheel Bolt | 70 N·m | 52 lb ft |
Front Oil Gallery Plug - Small | 19 N·m | 14 lb ft |
Front Oil Gallery Plug - Large | 33 N·m | 24 lb ft |
Fuel Feed Pipe to Fuel Injector Rail Bolt | 10 N·m | 89 lb in |
Fuel Injector Rail Bolt | 10 N·m | 89 lb in |
Heated Oxygen Sensor | 42 N·m | 31 lb ft |
Heater Inlet Pipe Nut | 25 N·m | 18 lb ft |
Heater Inlet Pipe Stud | 35 N·m | 26 lb ft |
Ignition Coil Bracket Bolt/Nut/Stud | 25 N·m | 18 lb ft |
Intake Manifold Coolant Pipe Bolt | 10 N·m | 89 lb in |
Knock Sensor | 25 N·m | 18 lb ft |
Lower Intake Manifold Bolt - Center | 20 N·m | 15 lb ft |
Lower Intake Manifold Bolt - Corner | 25 N·m | 18 lb ft |
MAP Sensor Bolt | 10 N·m | 89 lb in |
Oil Filter | 30 N·m | 22 lb ft |
Oil Filter Adapter Bolt | 25 N·m | 18 lb ft |
Oil Filter Bypass Hole Plug | 19 N·m | 14 lb ft |
Oil Filter Fitting | 39 N·m | 29 lb ft |
Oil Level Indicator Tube Bolt | 25 N·m | 18 lb ft |
Oil Pan Bolt | 25 N·m | 18 lb ft |
Oil Pan Drain Plug | 25 N·m | 18 lb ft |
Oil Pan Side Bolt | 50 N·m | 37 lb ft |
Oil Pump Cover Bolt | 10 N·m | 89 lb in |
Oil Pump Drive Clamp Bolt | 36 N·m | 27 lb ft |
Oil Pump Mounting Bolt | 41 N·m | 30 lb ft |
PCV Tube Clip bolt - Foul Air | 10 N·m | 89 lb in |
Piston Oil Nozzle Bolt | 10 N·m | 89 lb in |
Rear Oil Gallery Plug - 1/4 inch | 19 N·m | 14 lb ft |
Rear Oil Gallery Plug - 3/8 inch | 33 N·m | 24 lb ft |
Spark Plug | 15 N·m | 11 lb ft |
Thermostat Bypass Pipe to Engine Front Cover Bolt | 10 N·m | 89 lb in |
Thermostat Bypass Pipe to Throttle Body Nut/Bolt | 10 N·m | 89 lb in |
Throttle Body Bolt | 10 N·m | 89 lb in |
Throttle Body Stud | 6 N·m | 53 lb in |
Timing Chain Dampener Bolt | 21 N·m | 15 lb ft |
Upper Intake Manifold Bolt/Stud | 25 N·m | 18 lb ft |
Valve Lifter Guide Bolt | 10 N·m | 89 lb in |
Valve Rocker Arm Bolt | 32 N·m | 24 lb ft |
Valve Rocker Arm Cover Bolt | 10 N·m | 89 lb in |
Water Outlet Bolt | 25 N·m | 18 lb ft |
Water Pump Bolt | 10 N·m | 89 lb in |
Water Pump Pulley Bolt | 25 N·m | 18 lb ft |