Engine Mechanical Specifications. Chevrolet Malibu 2008

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2008 🢒 Malibu 🢒 Engine 🢒 Engine Mechanical - 2.4L 🢒 Engine Mechanical Specifications

Engine Mechanical Specifications

Application	Specification
Application	Metric	English
General Data
Engine Type	Inline 4 Cylinder
Displacement	2.4 L	146 CID
RPO	LE5 LAT
Liter (VIN)	LE5: B LAT: 5
Bore	87.992-88.008 mm	3.4668-3.4675 in
Stroke	98 mm	3.861 in
Compression Ratio	10:01
Balance Shaft
Bearing Clearance	0.030-0.060 mm	0.0012-0.0024 in
Bearing Diameter - Inside - Carrier	20.050-20.063 mm	0.7894-0.7899 in
Bearing Diameter - Outside - Carrier	41.975-41.995 mm	1.6526-1.6534 in
Bearing Journal Diameter	20.000-20.020 mm	0.7874-0.7882 in
Bushing Clearance	0.033-0.102 mm	0.0013-0.0040 in
Bushing Diameter - Inside	36.776-36.825 mm	1.4479-1.4498 in
Bushing Journal Diameter	36.723-36.743 mm	1.4458-1.4466 in
End Play	0.050-0.300 mm	0.0020-0.0118 in
Block
Balance Shaft Bearing Bore Diameter - Carrier	42.000-42.016 mm	1.6535-1.6542 in
Balance Shaft Bushing Bore Diameter	40.763-40.776 mm	1.6048-1.6054 in
Crankshaft Main Bearing Bore Diameter	64.068-64.082 mm	2.5224-2.5229 in
Cylinder Bore Diameter	87.992-88.008 mm	3.4668-3.4675 in
Cylinder Bore Out-of-Round - Maximum	0.010 mm	0.0004 in
Cylinder Bore Taper - Maximum	0.010 mm	0.0004 in
Cylinder Head Deck Surface Flatness - Longitude	0.050 mm	0.002 in
Cylinder Head Deck Surface Flatness - Overall	0.08 mm	0.0031 in
Cylinder Head Deck Surface Flatness - Transverse	0.030 mm	0.0012 in
Camshaft
Camshaft End Play	0.040-0.144 mm	0.0016-0.0057 in
Camshaft Journal Diameter	26.935-26.960 mm	1.0604-1.0614 in
Camshaft Thrust Surface	21.000-21.052 mm	0.8268-0.8252 in
Connecting Rod
Connecting Rod Bearing Clearance	0.029-0.073 mm	0.0011-0.0029 in
Connecting Rod Bore Diameter - Bearing End	52.118-52.134 mm	2.0519-2.05252 in
Connecting Rod Bore Diameter - Pin End	20.007-20.021 mm	0.7877-0.7882 in
Connecting Rod Side Clearance	0.070-0.370 mm	0.0028-0.0146 in
Connecting Rod Straightness - Bend - Maximum	0.021 mm	0.0083 in
Connecting Rod Straightness - Twist - Maximum	0.04 mm	0.0157 in
Crankshaft
Connecting Rod Journal Diameter	49.000-49.014 mm	1.9291-1.9297 in
Crankshaft End Play	0.050-0.380 mm	0.0012-0.0150 in
Crankshaft Main Bearing Clearance	0.031-0.067 mm	0.0012-0.0026 in
Crankshaft Main Journal Diameter	55.994-56.008 mm	2.2045-2.2050 in
Cylinder Head
Surface Flatness - Block Deck - Longitude	0.050 mm	0.002 in
Surface Flatness - Block Deck - Overall	0.1 mm	0.004 in
Surface Flatness - Block Deck - Transverse	0.030 mm	0.0012 in
Valve Guide Bore - Exhaust	6.000-6.012 mm	0.2362-0.2367 in
Valve Guide Bore - Intake	6.000-6.012 mm	0.2362-0.2367 in
Valve Lifter Bore Diameter - Stationary Lash Adjusters	12.013-12.037 mm	0.4730-0.4739 in
Lubrication System
Oil Pressure - Minimum - @1000 RPM	344.75-551.60 kPa	50-80 psi
Oil Capacity	4.8L	5.0 quarts
Piston Rings -- 2.4L (LE5) with 4T45 Automatic Transmission
Piston Ring End Gap - First Compression Ring	0.15-0.30 mm	0.006-0.012 in
Piston Ring End Gap - Second Compression Ring	0.20-0.45 mm	0.008-0.018 in
Piston Ring End Gap - Oil Control Ring - Rails	0.15-0.51 mm	0.006-0.020 in
Piston Ring to Groove Clearance - First Compression Ring	0.04-0.08 mm	0.0015-0.0031 in
Piston Ring to Groove Clearance - Second Compression Ring	0.030-0.070 mm	0.0012-0.0030 in
Piston Ring to Groove Clearance - Oil Control Ring	0.027-0.176 mm	0.0011-0.0069 in
Piston Ring Thickness - First Compression Ring	1.170-1.190 mm	0.0461-0.0469 in
Piston Ring Thickness - Second Compression Ring	1.471-1.490 mm	0.0579-0.0587 in
Piston Ring Thickness - Oil Control Ring - Rail - Maximum	0.473 mm	0.0186 in
Piston Ring Thickness - Oil Control Ring - Spacer	1.460-1.537 mm	0.0575-0.0605 in
Piston Rings -- 2.4L (LE5) with 6T40/6T45 Automatic Transmission
Piston Ring End Gap - First Compression Ring	0.15-0.30 mm	0.006-0.012 in
Piston Ring End Gap - Second Compression Ring	0.20-0.45 mm	0.008-0.018 in
Piston Ring End Gap - Oil Control Ring - Rails	0.15-0.65 mm	0.006-0.026 in
Piston Ring to Groove Clearance - First Compression Ring	0.04-0.08 mm	0.0015-0.0031 in
Piston Ring to Groove Clearance - Second Compression Ring	0.030-0.070 mm	0.0012-0.0030 in
Piston Ring to Groove Clearance - Oil Control Ring	0.058-0.207 mm	0.0023-0.0081 in
Piston Ring Thickness - First Compression Ring	1.170-1.190 mm	0.0461-0.0469 in
Piston Ring Thickness - Second Compression Ring	1.471-1.490 mm	0.0579-0.0587 in
Piston Ring Thickness - Oil Control Ring - Rail - Maximum	0.473 mm	0.0186 in
Piston Ring Thickness - Oil Control Ring - Spacer	0.929-1.006 mm	0.0366-0.0396 in
Pistons and Pins -- 2.4L (LE5) with 4T45 Automatic Transmission
Pin - Piston Pin Clearance to Connecting Rod Bore	0.007-0.026 mm	0.0003-0.0010 in
Pin - Piston Pin Clearance to Piston Pin Bore	0.004-0.014 mm	0.0002-0.0006 in
Pin - Piston Pin Diameter	19.995-20.000 mm	0.7872-0.7874 in
Pin - Piston Pin End Play	0.410-1.266 mm	0.0161-0.0498 in
Piston - Piston Diameter - @14.5 mm up	87.967-87.982 mm	3.4633-3.4638 in
Piston - Piston Pin Bore Diameter	20.004-20.009 mm	0.7876-0.7878 in
Piston - Piston Ring Groove Width - Oil Control	2.51-2.53 mm	0.0988-0.0996 in
Piston - Piston Ring Groove Width - Second	1.52-1.54 mm	0.0598-0.0606 in
Piston - Piston Ring Groove Width - Top	1.23-1.25 mm	0.0484-0.0492 in
Piston - Piston to Bore Clearance	0.010-0.041 mm	0.0004-0.0016 in
Pistons and Pins -- 2.4L (LE5) with 6T40/6T45 Automatic Transmission
Pin - Piston Pin Clearance to Connecting Rod Bore	0.007-0.020 mm	0.0003-0.0008 in
Pin - Piston Pin Clearance to Piston Pin Bore	0.004-0.012 mm	0.0002-0.0005 in
Pin - Piston Pin Diameter	19.997-20.000 mm	0.7873-0.7874 in
Pin - Piston Pin End Play	0.410-1.266 mm	0.0161-0.0498 in
Piston - Piston Diameter - @14.5 mm up	87.967-87.982 mm	3.4633-3.4638 in
Piston - Piston Pin Bore Diameter	20.004-20.009 mm	0.7876-0.7878 in
Piston - Piston Ring Groove Width - Oil Control	2.01-2.03 mm	0.0791-0.0799 in
Piston - Piston Ring Groove Width - Second	1.52-1.54 mm	0.0598-0.0606 in
Piston - Piston Ring Groove Width - Top	1.23-1.25 mm	0.0484-0.0492 in
Piston - Piston to Bore Clearance	0.010-0.041 mm	0.0004-0.0016 in
Valve System
Valves - Valve Face Runout - Maximum	0.04 mm	0.0016 in
Valves - Valve Seat Runout - Maximum	0.05 mm	0.0020 in
Valves - Valve Stem Diameter - Exhaust	5.935-5.950 mm	0.2337-0.2343 in
Valves - Valve Stem Diameter - Intake	5.955-5.970 mm	0.2344-0.2355 in
Valves - Valve Stem to Guide Clearance - Exhaust	0.050-0.077 mm	0.0020-0.0026 in
Valves - Valve Stem to Guide Clearance - Intake	0.030-0.057 mm	0.0012-0.0022 in
Valve Lash Adjusters - Valve Lash Adjuster Diameter - Stationary Lash Adjuster	11.986-12.000 mm	0.0005-0.0020 in
Valve Lash Adjusters - Valve Lash-Adjuster-to-Bore Clearance - Stationary Lash Adjuster	0.013-0.051 mm	3.2210-3.2299 in
Valve Springs - Valve Spring Load - Closed - @22.5 mm	525.0-575.0 N. - Eng Spec.
Valve Springs - Valve Spring Load - Open - @32.5 mm	245.0-271.0 N. - Eng Spec.