Engine Mechanical Specifications

2001 Chevrolet Cavalier LS, 2.4 TSECTION Engine Mechanical Specifications
WARNING: This page is about a different car, the 2002 Pontiac Sunfire and 2002 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE MECHANICAL SPECIFICATIONS

Application Specification
Metric English
General Data
  Engine Type Inline 4 Cylinder
  Displacement 2.2 Liter (134 CID)
  VIN Code F
  RPO L61
  Crankshaft Sensor Gap 0.60-1.65 mm 0.0236-0.065 in
  Spark Plug Gap -
  Total Engine Balance No Spec. Check and Record Only
  Oil Pressure @ 1000 RPM 344.75-551.60 kPa 50-80 psi
  Engine Cranking Compression Pressure 1275.58-1551.38 kPa 185-225 psi
Balance Shafts
  Balance Shaft Bearing Carrier Bore in Block I.D. 42.000-42.016 mm 1.6535-1.6542 in
  Balance Shaft Bearing Carrier O.D. 41.975-41.995 mm 1.6526-1.6534 in
  Balance Shaft Housing to Block Clearance 0.005-0.041 mm 0.0002-0.0016 in
  Balance Shaft Bearing I.D. #1 20.050-20.063 mm 0.7894-0.7899 in
  Balance Shaft Bearing I.D. #2 36.776-36.825 mm 1.4479-1.4498 in
  Balance Shaft Journal O.D. #1 20.000-20.020 mm 0.7874-0.7882 in
  Balance Shaft Journal O.D. #2 36.723-36.743 mm 1.4458-1.4466 in
  Balance Shaft Bearing Clearance #1 0.030-0.063 mm 0.0012-0.0025 in
  Balance Shaft Bearing Clearance #2 0.033-0.102 mm 0.0013-0.0040 in
  Balance Shaft End Play 0.100-0.300 mm 0.0020-0.0118 in
  Balance Shaft Chain Length 368.622-369.032 mm 14.5127-14.5288 in
  Balance of Shafts 4.05 Kg/mm per shaft, +/-6%
Crankshaft
  Main Journal O.D. 55.994-56.008 mm 2.2045-2.2050 in
  Main Bearing Clearance 0.031-0.067 mm 0.0012-0.0026 in
  Rod Pin O.D. 49.000-49.014 mm 1.9291-1.9297 in
  Rear Crankshaft Seal O.D. 89.78-90.00 mm 3.535-3.543 in
  Crankshaft Endplay 0.050-0.380 mm 0.0012-0.0150 in
  Balance of Crankshaft 10 g/cm max
  Balance of Flywheel 10 g/cm max
  Balance of Crankshaft Damper 0.09 kg/mm max
Cylinder Block
  Cylinder Bore I.D. 85.992-86.008 mm 3.3855-3.3861 in
  Cylinder Bore Taper 0.010 mm max. 0.0004 in max.
  Cylinder Bore Out of Round 0.010 mm max. 0.0004 in max.
  Deck Face Flatness - Transverse 0.030 mm 0.0012 in
  Deck Face Flatness - Longitudinal 0.050 mm 0.002 in
  Deck Face Flatness - Overall 0.08 mm 0.0031 in
  Main Bearing Bore I.D. 64.068-64.082 mm 2.5224-2.5229 in
  Main Bearing Shell Thickness 4.030-4.037 mm 0.1587-0.1589 in
  Main Bearing I.D. 56.035-56.065 mm 2.2061-2.2073 in
  Bedplate to Block Flatness 0.50 in 100 mm 0.10 overall
  Balance Shaft Bore in Block Front 42.000-42.016 mm 1.6535-1.6542 in
  Balance Shaft Bore in Block Rear 40.763-40.776 mm 1.6048-1.6054 in
Cylinder Head and Valve Train
  Cylinder Head Flatness 0.020 in 50 mm, 1 mm over all - Eng Spec
  Valve Guide I.D., Intake 6.000-6.012 mm 0.2362-0.2367 in
  Valve Guide I.D., Exhaust 6.000-6.012 mm 0.2362-0.2367 in
  Valve Stem O.D., Intake 5.955-5.970 mm 0.2344-0.2355 in
  Valve Stem O.D., Exhaust 5.935-5.950 mm 0.2337-0.2343 in
  Stem to Guide Clearance, Intake 0.030-0.057 mm 0.0012-0.0022 in
  Stem to Guide Clearance, Exhaust 0.050-0.077 mm 0.0020-0.0026 in
  Valve Spring Load @ 32.5 mm, Closed 245.0-271.0 N. - Eng Spec
  Valve Spring Load @ 32.5 mm, Open 525.0-575.0 N. - Eng Spec
  Valve Stem Installed Heights Check and Record
  Valve Seat Run-out 0.05 mm max. 0.0020 in max.
  Valve Face Run-out 0.04 mm max. 0.0016 in max.
  Combustion Chamber Volume 52.7 +/- 2.5 cc
  Engine Clearance Volume 65.26 +/- 2.5 cc
  Compression Ratio 10:1
  Cam Bearing I.D. 27.000-27.021 mm 1.0630-1.0638 in
  Cam Journal O.D. 26.935-26.960 mm 1.0604-1.0614 in
  Camshaft Bearing Clearance 0.040-0.086 mm 0.0016-0.0034 in
  Camshaft Thrust Width-Cylinder Head 20.868-20.920 mm 0.8215-0.8236 in
  Camshaft Thrust Width-Camshaft 21.000-21.052 mm 0.8268-0.8252 in
  Camshaft Endplay 0.040-0.144 mm 0.0016-0.0057 in
  Stationary Lash Adjuster Bore I.D. 12.013-12.037 mm 0.4730-0.4739 in
  Stationary Lash Adjuster O.D. 11.986-12.000 mm 0.0005-0.0020 in
  Stationary Lash Adjuster Clearance 0.013-0.051 mm 3.2210-3.2299 in
  Timing Chain Length 477.367-477.817 mm 18.7940-18.8117 in
  Cam Timing, Intake 114-120° ATDC
  Cam Timing, Exhaust 111.5-117.5° BTDC
Oil Pump and Components
  Gerotor Pocket I.D. - -
  Outer Element O.D. 41.8 mm 1.65 in
  Outer Element Clearance 0.035 mm 0.012 in
  Gerotor Pocket Depth - -
  Outer Element Thickness 14.0 mm 0.5512 in
  Inner Element Thickness 13.98 mm 0.5504 in
  Pocket Depth Clearance, Outer - -
  Pocket Depth Clearance, Inner - -
  Pressure Relief Valve I.D. - -
  Pressure Relief Valve O.D. - -
  Pressure Relief Valve Clearance - -
  Pressure Relief Valve Spring Working Length 56.5 mm 2.2244 in
  Pressure Relief Valve Tension - Length - -
Pistons and Connecting Rods
  Piston Diameter @ 14.5 mm up 85.967-85.982 mm 3.3845-3.3851 in
  Piston to Bore Clearance 0.010-0.041 mm 0.0004-0.0016 in
  Piston Weight - -
  Piston Height Max. -0.9 mm below deck
  Piston Pin Bore I.D. 20.002-20.007 mm 0.7875-0.7877 in
  Ring Groove Width, Top 1.23-1.25 mm 0.0484-0.0492 in
  Ring Groove Width, Second 1.52-1.54 mm 0.0598-0.0606 in
  Ring Groove Width, Oil Control 2.52-2.54 mm 0.0992-0.1000 in
  Piston Ring Thickness, Top 1.170-1.190 mm 0.0461-0.0469 in
  Piston Ring Thickness, Second 1.471-1.490 mm 0.0579-0.0587 in
  Piston Ring Thickness, Oil Control Rail 0.43 mm max. 0.0169 in max.
  Piston Ring Thickness, Oil Control Spacer 1.574-1.651 mm 0.0620-0.0650 in
  Ring to Groove Clearance, Top 0.04-0.08 mm 0.0015-0.0031 in
  Ring to Groove Clearance, Second 0.030-0.069 mm 0.0012-0.0027 in
  Ring to Groove Clearance, Oil Control 0.090-0.106 mm 0.0035-0.0042 in
  Ring Gap, Top 0.20-0.40 mm 0.008-0.016 in
  Ring Gap, Second 0.35-0.55 mm 0.014-0.022 in
  Ring Gap, Oil Rails 0.25-0.76 mm 0.010-0.030 in
  Rod Bearing Bore I.D. 52.118-52.134 mm 2.0519-2.0525 in
  Rod Bearing Shell Thickness 1.539-1.545 mm 0.0606-0.608 in
  Rod Bearing I.D., 90 degree 49.043-49.073 mm 1.9308-1.9320 in
  Rod Bearing I.D., 45 degree With-in +0.009/-0.004 of 90 degree spec.
  Rod Bearing to Crankpin Clearance 0.029-0.069 mm 0.0011-0.0027 in
  Rod Small End I.D. 20.007-20.021 mm -
  Piston Pin O.D. 19.995-20.000 mm 0.7872-0.7874 in
  Piston to Pin Clearance 0.002-0.012 mm 0.0001-0.0005 in
  Pin to Rod Clearance 0.007-0.026 mm -
  Rod Side Clearance 0.070-0.370 mm 0.0028-0.0146 in
  Rod Twist 0.040 max.
  Rod Bend 0.021 max.
  Rod Large End Micro 2.0 Ra max.
  Rod Small End Micro 0.3 Ra max.
  Piston Pin Endplay 0.19-1.16 mm 0.007 5-0.0461 in
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.