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Engine Mechanical Specifications

WARNING: This page is about a different car, the 2005 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.
Engine Block Specifications

Application Service Limit
Metric English
Cylinder Bore - Select Fit Designation Stamped on Block
  • (8)
 85.975-85.985 mm 3.3848-3.3852 in
  • (99)
 85.985-85.995 mm 3.3852-3.3856 in
  • (00)
 85.995-86.005 mm 3.3856-3.3860 in
  • (01)
 86.005-86.015 mm 3.3860-3.3864 in
  • (02)
 86.015-86.025 mm 3.3864-3.3868 in
  • (7 + 0.5) Oversize
 86.465-86.475 mm 3.4041-3.4045 in
  • Maximum Out-of-Round
 0.065 mm 0.0003 in
  • Taper
 0.0065 mm 0.0003 in
Piston - Select Fit Designation Stamped on Top of Piston
  • (8)
 85.940-85.950 mm 3.3834-3.3838 in
  • (99)
 85.950-85.960 mm 3.3838-3.3842 in
  • (00)
 85.960-85.970 mm 3.3842-3.3846 in
  • (01)
 85.970-85.980 mm 3.3846-3.3850 in
  • (02)
 85.980-85.990 mm 3.3850-3.3854 in
  • (7 + 0.5) Oversize
 86.430-86.440 mm 3.4027-3.4031 in
  • Piston Bore Clearance
 0.025-0.045 mm 0.0010-0.0018 in
  • Piston Pin Diameter
 21 mm 0.8267 in
  • Clearance in Piston
 0.003-0.008 mm 0.0001-0.0003 in
Piston Ring - Compression
  • Thickness
 1.5 mm 0.0590 in
  • Ring Groove Clearance
 0.02-0.04 mm 0.0008-0.0015 in
  • Ring Gap
 0.30-0.50 mm 0.0118-0.0196 in
Piston Ring - Oil
  • Thickness
 3.0 mm 0.1181 in
  • Ring Groove Clearance
 0.01-0.03 mm 0.0004-0.0012 in
  • Ring Gap
 0.40-1.40 mm 0.0157-0.0551 in
Piston Pin
  • Diameter
 21 mm 0.8267 in
  • Clearance in Piston
 0.001-0.015 mm 0.0001-0.0003 in
Crankshaft - Main Journal
  • Standard Size - Green
 67.980-67.988 mm 2.6763-2.6766 in
  • Standard Size - Brown
 67.988-67.996 mm 2.6766-2.6770 in
  • Undersize - 0.25 - Green/Blue
 67.730-67.738 mm 2.6656-2.6668 in
  • Undersize - 0.25 - Brown/Blue
 67.738-67.746 mm 2.668-2.6671 in
  • Undersize - 0.50 - Green/White
 67.480-67.488 mm 2.666-2.6570 in
  • Undersize - 0.50 - Brown/Blue
 67.488-67.496 mm 2.6570-2.6573 in
  • Main Journal Maximum Out-of-Round
 0.03 mm 0.0012 in
  • Crankshaft Bearing Clearance
 0.014-0.043 mm 0.0006-0.0017 in
  • Crankshaft End Play
 0.010-0.76 mm 0.0004-0.0300 in
  • Connecting Rod Journal Diameter
 48.971-48.990 mm 1.927-1.928 in
  • Undersize - 0.25
 48.721-48.740 mm 1.918-1.919 in
  • Undersize - 0.50
 48.471-48.490 mm 1.908-1.909 in
Connecting Rod
  • Side Clearance
 0.07-0.28 mm 0.0027-0.0110 in
  • Bearing Clearance
 0.013-0.061 mm 0.0005-0.0024 in
  • Big End Diameter
 52.000-52.012 mm 2.0472-2.0477 mm
Cylinder Head Specifications

Measurement Standard Service Limit
Metric English Metric English
Compression (Hot)
250 RPM (Open Throttle) 1310 kPa 190 psi min 1,241 kPa 180 psi min
Cylinder Leakage (Hot)
689 kPa (100 psi) Input 69 kPa 10% max 10 psi max 138 kPa 15% max 20 psi max
Cylinder Head
Total Height 134.0 mm 5.276 in 133.9-134.1 mm 5.272-5.280 in
Maximum Distortion (Length) - - 0.05/100 mm 0.0020/3.937 in
Valve
Lifter - - - -
Face Angle - - - 45 degrees
Seat Angle - - - 45 degrees
Seat Width - - - -
Intake 1.0-1.4 mm 0.0394-0.0551 in - -
Exhaust 1.4-1.8 mm 0.0551-0.0709 in - -
Valve Length - Production
Intake 102.1 mm 4.016 in - -
Exhaust 92.25 mm 3.632 in - -
Valve Length - Service
Intake 101.7 mm 4.0039 in - -
Exhaust 91.8 mm 3.6141 in - -
Valve Stem Diameter
Standard (K) Intake 5.955-5.970 mm 0.2344-0.2350 in - -
Standard (K) Exhaust 5.945-5.960 mm 0.2341-0.2346 in - -
Oversize (K 1-0.075) Intake 6.030 mm 0.2374 in - -
Oversize (K 1-0.075) Exhaust 6.020 mm 0.2370 in - -
Valve Guide Diameter
Standard (K) 6.000-6.012 mm 0.2362-0.2367 in - -
Oversize (K 1-0.075) 6.075-6.090 mm 0.2392-0.2398 in - -
Valve Guide Installed Height 13.7-14.0 mm 0.5394-0.5512 in - -
Stem Clearance
Intake 0.030-0.057 mm 0.0012-0.0022 in - -
Exhaust 0.040-0.067 mm 0.0016-0.0026 in - -
Valve Height
Intake 39.2 mm 1.543 in - -
Exhaust 39.2 mm 1.543 in - -
Intake and Exhaust Compressed at 252 N (56.6 lbs) 34 mm 1.338 in - -
Camshaft
Exhaust Cam Lobe Lift Rise 8.66-8.74 mm 0.3409-0.344 in 8.61 mm 0.339 in min
Lifter Body Diameter 32.959-32.975 mm 1.2976-1.282 in 32.947 mm 1.297 in min
Lifter Body Clearance 0.025-0.066 mm 0.0010-0.0026 in 0.083 mm 0.003 in max
Journal Diameter 27.939-27.960 mm 1.099-1.101 in - -
Bearing Clearance 0.040-0.082 mm 0.0015-0.0020 in - -
End Play 0.04-0.144 mm 0.0016-0.0057 in - -
Spark Plug
Type Bosch FLR-LTE, GM
P/N 90541059		 -
Gap 0.9-1.1 mm 0.035-0.043 in - -
Torque - - 25 N.m 19 lb ft
Oil Pressure - Minimum
Engine Idle - at Normal Operating Temperature - - 110 kPa 16 psi
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