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 L-4
  Regular Production Option (RPO) Code LN2 VIN Code 4/L43 V1N Code 5
  Displacement 2.2 L 134 CID
  Bore 89 mm 3.5 in
  Stroke 88 mm 3.46 in
  Compression Ratio 9:1
  Firing Order 1-3-4-2
  Oil Pressure @ 65°C (150°F) 348 kPa 56 ps@ 3000 RPM
Camshaft
  Journal Clearance 0.038-0.088 mm 0.0015-0.0035 in
  Journal Diameter 47.453-47.478 mm 1.868-1.869 in
  Lobe Lift - Inlet and Exhaust 6.687 mm 0.2633 in
Crankshaft
  Crankshaft End Play 0.0511-0.1780 mm 0.002-0.007 in
  Main Bearing Clearance 0.015-0.047 mm 0.0006-0.0019 in
  Main Journal Diameter 63.360-63.384 mm 2.4945-2.4954 in
  Main Journal Out Of Round 0.005 mm 0.00019 in
  Main Journal Taper 0.005 mm 0.00019 in
  Rod Bearing Journal Clearance 0.025-0.079 mm 0.00098-0.0031 in
  Rod Bearing Journal Diameter 50.758-50.784 mm 1.9983-1.9994 in
  Rod Bearing Journal Out Of Round 0.005 mm 0.00019 in
  Rod Bearing Journal Taper 0.005 mm 0.00019 in
  Rod Side Clearance 0.10-0.38 mm 0.0039-0.0149 in
Cylinder Bore
  Diameter 88.991-89.009 mm 3.5036-3.5043 in
  Lubrication System
  Oil Capacity Without Filter Change 3.473 L 3.5 qts
  Oil Pressure (3000 RPM @ 65°C (150°F) 348 kPa 56 psi min.
  Out Of Round Maximum 0.013 mm 0.0005 in
  Taper - Thrust Side Maximum 0.013 mm 0.0005 in
  When Changing the Oil Filter, Up to an Additional 0.473 Liter or One Half Quart of Oil May Be Needed. Filter Type or Equivalent PF-47
Cylinder Head
  Cylinder Head Deck Face - Overall Maximum Flatness 0.08 mm 0.003 in
  Cylinder Head Deck Face - Maximum Flatness within any 150 mm (5.92 in) length 0.05 mm 0.002 in
  Cylinder Head Deck Face - Maximum Flatness within 25 mm (0.984 in) length 0.025 mm 0.001 in
Oil Pump
  End Clearance 0.05-0.18 mm 0.002-0.007 in
  Gear Diameter - Drive Gear 38.05-38.10 mm 1.498-1.50 in
  Gear Diameter - Idler 38.05-38.10 mm 1.498-1.5 in
  Gear Lash 0.094-0.195 mm 0.004-0.008 in
  Gear Length - Drive Gear 30.45-30.48 mm 1.199-1.20 in
  Gear Length - Idler 30.45-30.48 mm 1.199-1.20 in
  Gear Pocket Depth 30.36-30.44 mm 1.195-1.198 in
  Gear Pocket Diameter 38.18-38.25 mm 1.503-1.506 in
  Gear Side Clearance - Drive Gear 0.038-0.102 mm 0.001-0.004 in
  Gear Side Clearance - Idler 0.038-0.102 mm 0.001-0.004 in
  Oil Pump Drive to Driven Gear Backlash 0.23-0.51 mm 0.0091-0.0201 in
  Outer Gerotor Thickness 17.087-17.099 mm 0.6727-0.6731 in
  Valve to Bore Clearance 0.038-0.089 mm 0.0015-0.0035 in
Piston
  Clearance - 42.7 mm from top of piston
  Factory Specification 0.015-0.047 mm 0.00059-0.00185 in
  Service Specification 0.015-0.087 mm 0.0006-0.0034 in
Piston Pin
  Clearance In Piston 0.0079-0.018 mm 0.00031-0.00071 in
  Diameter 20.3200-20.3251 mm 0.8000-0.8002 in
  Interference Fit In Rod 0.021-0.0511 mm 0.0008-0.002 in
Piston Ring Compression
  Second Groove Side Clearance 0.02-0.08 mm 0.0008-0.0031 in
  Second Ring Gap 0.30-0.45 mm 0.0012-0.0177 in
  Top Groove Side Clearance 0.05-0.09 mm 0.0020-0.0035 in
  Top Ring Gap 0.25-0.50 mm 0.010-0.020 in
Piston Ring Oil
  Gap 0.25-0.76 mm 0.010-0.030 in
  Groove Clearance 0.013-0.220 mm 0.0005-0.0087 in
Valve System
  Rocker Arm Ratio 1.6
  Valve Face Angle 45°
  Valve Face Runout 0.038 mm 0.0014 in
  Valve Guide Inside Diameter 7.000-7.020 mm 0.275-0.276 in
  Valve Head Diameter - Exhaust 37 mm 1.45 in
  Valve Head Diameter - Inlet 44 mm 1.73 in
  Valve Margin - Exhaust 2.21-1.79 mm 0.087-0.070 in
  Valve Margin - Inlet 1.56-1.16 mm 0.061-0.046 in
  Valve Overall Length - Exhaust 127 mm 5.00 in
  Valve Overall Length - Inlet 134.23 mm 5.28 in
Valve Seat Width - Exhaust 3.51 mm 0.138 in
Valve Seat Width - Inlet 2.80 mm 0.110 in
Valve Springs Free Length 48.7 mm 1.91 in
Valve Springs Load - Closed 361-325 N @ 40.64 mm 81.2-73.1 lb @ 1.600 in
Valve Springs Load - Open 957-893 N @ 29.85 mm 215-201 lb @ 1.175 in
Valve Stem to Guide Clearance - Exhaust 0.035-0.075 mm 0.0014-0.0029 in
Valve Stem to Guide Clearance - Inlet 0.019-0.053 mm 0.0007-0.0020 in
Valve Tip to Retainer Groove Centerline - Exhaust 5.38-5.90 mm 0.212-0.232 in
Valve Tip to Retainer Groove Centerline - Intake 4.94-5.46 mm 0.194-0.215 in
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.