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Home >> Saturn >> 2008 >> Vue Red Line, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 3.6L - 1 Of 5 >> Specifications >> Engine Mechanical Specifications

Engine Mechanical Specifications

Application Specification
Metric English
General
  • Engine Type
 V-6
  • Displacement
 3.6 Liter 217 cu in
  • RPO
 LY7
  • VIN
 7
  • Bore
 94 mm 3.7008 in
  • Stroke
 85.6 mm 3.37 in
  • Compression Ratio
 10.2:1
  • Cranking RPM - at 40° C (104°F)
 80 RPM
  • Idle Speed
 600 A/C Off - 700 A/C On
  • Firing Order
 1-2-3-4-5-6
  • Spark Plug Gap
 1.1 mm 0.0433 in
Block
  • Crankshaft Main Bearing Bore Diameter
 72.867-72.881 mm 2.8688-2.8693 in
  • Cylinder Bore Diameter
 93.992-94.008 mm 3.7005-3.7011 in
  • Cylinder Bore Out-of-Round - Production Max.
 0.013 mm 0.0005 in
Camshaft
  • Camshaft Bearing Inside Diameter - Front Number 1
 35.000-35.020 mm 1.3779-1.3787 in
  • Camshaft Bearing Inside Diameter - Middle and Rear Number 2-4
 27.000-27.020 mm 1.0630-1.0638 in
  • Camshaft End Play
 0.045-0.215 mm 0.0018-0.0085 in
  • Camshaft Journal Diameter - Front Number 1
 34.936-34.960 mm 1.3754-1.3764 in
  • Camshaft Journal Diameter - Middle and Rear Number 2-4
 26.936-26.960 mm 1.0605-1.0614 in
  • Camshaft Journal Out-of-Round
 0.006 mm 0.0002 in
  • Camshaft Journal to Bore Clearance
 0.040-0.084 mm 0.0016-0.0033 in
  • Camshaft Lobe Duration - Exhaust @ 0.150 mm (0.0059 in) Lift
 238 degrees
  • Camshaft Lobe Duration - Intake @ 0.150 mm (0.0059 in) Lift
 237 degrees
  • Camshaft Lobe Lift - Exhaust
 42.425-42.725 mm 1.6703-1.6821 in
  • Camshaft Lobe Lift - Intake
 42.385-42.685 mm 1.6687-1.6805 in
  • Camshaft Lobe Overlap @ 0.150 mm (0.0059 in) Lift
 0 degrees
  • Camshaft Runout - Front and Rear Number 1 and 4
 0.025 mm 0.0010 in
  • Camshaft Runout - Middle 2 and 3
 0.050 mm 0.0020 in
  • Camshaft Timing @ 0.15 mm (0.0059 in) Lift
  • Valve Opens - Exhaust
 -229 degrees BTDC
  • Valve Opens - Intake
 14 degrees BTDC
  • Centerline - Exhaust
 111 degrees BTDC
  • Centerline - Intake
 132 degrees ATDC
  • Valve Closes - Exhaust
 9 degrees ATDC
  • Valve Closes - Intake
 251 degrees ATDC
  • Valve Lift - Exhaust
 10.8 mm 0.4252 in
  • Valve Lift - Intake
 10.8 mm 0.4252 in
Cooling System
  • Thermostat Full Open Temperature
 95°C 203°F
Connecting Rod
  • Connecting Rod Bearing Clearance
 0.010-0.070 mm 0.0004-0.0028 in
  • Connecting Rod Bore Diameter - Bearing End
 59.620-59.636 mm 2.3472-2.3479 in
  • Connecting Rod Bore Diameter - Pin End
 24.007-24.021 mm 0.9452-0.9457 in
  • Connecting Rod Length - Center to Center
 150.400 mm 5.9212 in
  • Connecting Rod Side Clearance
 0.095-0.355 mm 0.0374-0.0140 in
  • Connecting Rod Width - Bearing End
  • Production
 21.775 mm 0.8573 in
  • Service
 21.725-21.825 mm 0.8553-0.8593 in
  • Connecting Rod Width - Pin End
  • Production
 21.775 mm 0.8573 in
  • Service
 21.725-21.825 mm 0.8553-0.8593 in
Crankshaft
  • Connecting Rod Journal Diameter
 55.992-56.008 mm 2.2044-2.2050 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
  • Production
 22.000 mm 0.8661 in
  • Service
 21.920-22.080 mm 0.8630-0.8693 in
  • Crankshaft End Play
 0.100-0.330 mm 0.0039-0.0130 in
  • Crankshaft Main Bearing Clearance
 0.010-0.060 mm 0.0004-0.0024 in
  • Crankshaft Main Journal Diameter
 67.992-68.008 mm 2.6768-2.6775 in
  • Crankshaft Main Journal Out-of-Round
 0.005 mm 0.0002 in
  • Crankshaft Main Journal Taper
 0.005 mm 0.0002 in
  • Crankshaft Main Journal Thrust Wall
  • Runout
 0.000-0.040 mm 0.0000-0.0016 in
  • Square
 0.000-0.010 mm 0.0000-0.0004 in
  • Crankshaft Main Journal Width, #2, 4
  • Production
 24.000 mm 0.9449 in
  • Service
 23.900-24.100 mm 0.9409-0.9488 in
  • Crankshaft Main Journal Width, #3
  • Production
 24.400 mm 0.9606 in
  • Service
 24.360-24.440 mm 0.9591-0.9622 in
  • Crankshaft Pilot Bearing Bore Diameter
 20.965-20.995 mm 0.8254-0.8266 in
  • Crankshaft Rear Flange Runout
 0.025 mm 0.0010 in
  • Crankshaft Reluctor Ring Runout - Maximum
 1.500 mm 0.0591 in
  • Crankshaft Runout
 0.030 mm 0.0012 in
  • Crankshaft Thrust Bearing Clearance
 0.076-0.305 mm 0.0030-0.0120 in
  • Crankshaft Thrust Surface - Height Diameter
 95.000 mm 3.7401 in
  • Crankshaft Thrust Surface Runout
 0.040 mm 0.0016 in
Cylinder Head
  • Combustion Chamber Volume
 53.407 cc 3.259 cu in
  • Valve Guide Bore - Exhaust
 6.000-6.020 mm 0.2362-0.2370 in
  • Valve Guide Bore - Intake
 6.000-6.020 mm 0.2362-0.2370 in
  • Valve Guide Installed Height
 14.050-14.550 mm 0.5531-0.5728 in
  • Valve Lifter Bore Diameter
 12.008-12.030 mm 0.4728-0.4736 in
Lubrication System
  • Oil Capacity - with New Dry Oil Filter
 5.2 Liters 5.5 Quarts
  • Oil Capacity - without Oil Filter Change
 4.8 Liters 5.2 Quarts
  • Oil Pressure - Minimum @ Idle
 69 kPa 10 psi
  • Oil Pressure - Minimum @ 2,000 RPM
 138 kPa 20 psi
  • Piston Cooling Jet Valve Opening Pressure
 1.7-2.3 bar 25-33 psi
Oil Pump
  • Gear Diameter - Outer
 87.095-87.175 mm 3.4289-3.4321 in
  • Gear Pocket - Depth
 15.565-15.600 mm 0.6128-0.6142 in
  • Gear Pocket - Diameter
 87.275-87.325 mm 3.4360-3.4380 in
  • Gear Thickness - Drive/Driven
 15.511-15.536 mm 0.6107-0.6117 in
  • Gear-to-Cover Clearance - Drive/Driven
 0.030-0.085 mm 0.0012-0.0033 in
  • Gear-to-Housing Clearance - Drive/Driven
 0.100-0.230 mm 0.0039-0.0091 in
  • Inner Gear Tip Clearance
 0.075-0.180 mm 0.0030-0.0071 in
  • Crankshaft Clearance to Housing
 0.040-0.130 mm 0.0016-0.0051 in
  • Inner Gerotor Hub Diameter
 53.310-53.335 mm 2.0988-2.0998 in
  • Housing Hub Diameter
 53.380-53.420 mm 2.1016-2.1031 in
  • Inner Gerotor Hub Clearance to Housing
 0.045-0.110 mm 0.0018-0.0043 in
Piston Rings
  • Piston Ring End Gap
  • First Compression Ring
 0.150-0.300 mm 0.0059-0.0118 in
  • Second Compression Ring
 0.280-0.480 mm 0.0110-0.0189 in
  • Oil Control Ring
 0.150-0.600 mm 0.0059-0.0236 in
  • Piston Ring to Groove Clearance
  • First Compression Ring
 0.030-0.065 mm 0.0012-0.0026 in
  • Second Compression Ring
 0.015-0.060 mm 0.0006-0.0024 in
  • Oil Control Ring
 0.030-0.170 mm 0.0012-0.0067 in
  • Piston Ring Thickness
  • First Compression Ring
 1.175-1.190 mm 0.0463-0.0469 in
  • Second Compression Ring
 1.470-1.495 mm 0.0579-0.0589 in
  • Oil Control Ring
 2.360-2.480 mm 0.0929-0.0976 in
Pistons and Pins
  • Piston
  • Piston Diameter
 93.956-93.974 mm 3.6990-3.6998 in
  • Piston Pin Bore Diameter
 24.004-24.009 mm 0.9450-0.9452 in
  • Piston Ring Groove Width - First Compression Ring
 1.220-1.240 mm 0.0480-0.0488 in
  • Piston Ring Groove Width - Second Compression Ring
 1.510-1.530 mm 0.0595-0.0602 in
  • Piston Ring Groove Width - Oil Control Ring
 2.510-2.530 mm 0.0988-0.0996 in
  • Piston to Bore Clearance
 0.026-0.052 mm 0.0010-0.0021 in
  • Pin
  • Piston Pin Clearance to Connecting Rod Bore
 0.007-0.024 mm 0.0003-0.0010 in
  • Piston Pin Clearance to Piston Pin Bore
 0.004-0.012 mm 0.0002-0.0005 in
  • Piston Pin Diameter
 23.997-24.000 mm 0.9448-0.9449 in
  • Piston Pin Length
 60.600-61.100 mm 2.3858-2.4055 in
Valve System
  • Valves
  • Valve Face Angle
 44.25 degrees
  • Valve Face Runout
 0.038 mm 0.0015 in
  • Valve Face Width - Exhaust
 2.750 mm 0.1083 in
  • Valve Face Width - Intake
 2.180 mm 0.0858 in
  • Valve Head Diameter - Exhaust
 30.470-30.730 mm 1.1996-1.2098 in
  • Valve Head Diameter - Intake
 36.830-37.090 mm 1.4500-1.4602 in
  • Valve Installed Height
 35.23-36.69 mm 1.3870-1.4445 in
  • Valve Length - Exhaust
 97.110 mm 3.8232 in
  • Valve Length - Intake
 101.230 mm 3.9854 in
  • Valve Seat Angle - Seating Surface
 45 degrees
  • Valve Seat Angle - Relief Surface
 30 degrees
  • Valve Seat Angle - Undercut Surface
 60 degrees
  • Valve Seat Runout - Maximum
 0.050 mm 0.0020 in
  • Valve Seat Width - Exhaust Seating Surface
 1.400-1.800 mm 0.0551-0.0709 in
  • Valve Seat Width - Exhaust Relief Surface
 0.700-0.900 mm 0.0276-0.0354 in
  • Valve Seat Width - Intake Seating Surface
 1.000-1.400 mm 0.0394-0.0551 in
  • Valve Seat Width - Intake Relief Surface
 0.500-0.700 mm 0.0197-0.0276 in
  • Valve Stem Diameter - Exhaust
 5.945-5.965 mm 0.2341-0.2348 in
  • Valve Stem Diameter - Intake
 5.955-5.975 mm 0.2344-0.2352 in
  • Valve Stem-to-Guide Clearance - Exhaust
 0.035-0.075 mm 0.0014-0.0030 in
  • Valve Stem-to-Guide Clearance - Intake
 0.025-0.065 mm 0.0010-0.0026 in
  • Valve Lifters
  • Valve Lifter Diameter
 11.489-12.000 mm 0.4523-0.4724 in
  • Valve Lifter-to-Bore Clearance
 0.037-0.041 mm 0.0015-0.0016 in
  • Rocker Arms
  • Valve Rocker Arm Ratio
 1.68 to 1
  • Valve Rocker Arm Roller Diameter
 17.750-17.800 mm 0.6988-0.7008 in
  • Valve Springs
  • Valve Spring Coil Thickness
 3.250 x 3.900 mm 0.1280 x 0.1535 in
  • Valve Spring Diameter - Inside Top
 12.090-12.590 mm 0.4760-0.4957 in
  • Valve Spring Diameter - Outside Top
 20.140 mm 0.7929 in
  • Valve Spring Diameter - Inside Bottom
 17.950-18.450 mm 0.7067-0.7264 in
  • Valve Spring Diameter - Outside Bottom
 26.000 mm 1.0236 in
  • Valve Spring Free Length
 42.050-44.850 mm 1.6555-1.7657 in
  • Valve Spring Installed Height - Closed
 35.000 mm 1.3779 in
  • Valve Spring Installed Height - Open
 24.000 mm 0.9449 in
  • Valve Spring Load - Closed
 247-273 N 56-61 lb
  • Valve Spring Load - Open
 598-662 N 134-149 lb
  • Valve Spring Total Number of Coils
 7.1
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