2.7L Engine
WARNING: This page is about a different car, the 2003 Dodge Intrepid, 2003 Chrysler Intrepid, and 2003 Chrysler Concorde. However, it is still accessible from the selected car via links, so may be relevant.
2.7L Engine Specifications
| DESCRIPTION | SPECIFICATION | ||||
|---|---|---|---|---|---|
| General Specifications | |||||
| Type | 60° DOHC V-6 24-Valve | ||||
| Displacement | 2.7 Liters (167 Cubic Inches) | ||||
| Bore & Stroke | 86.0x78.5 mm (3.386 in. x 3.091 in.) | ||||
| Compression Ratio | 9.67:1 | ||||
| Lead Cylinder | #1 Right Bank | ||||
| Firing Order | 1-2-3-4-5-6 | ||||
| Cylinder Block | |||||
| Cylinder Bore Diameter | 86.0 mm ± 0.0076 (3.3859 in. ± 0.0003) | ||||
| Out of Round (Max.) | 0.076 mm (0.003 in.) | ||||
| Taper (Max.) | 0.051 mm (0.002 in.) | ||||
| Pistons | |||||
| Material | Aluminum Alloy | ||||
| Piston Diameter | 85.983 mm ± 0.019 (3.3851 in. ± 0.0017) | ||||
| Clearance at Size Location | - 0.0096 to +0.0436 mm (-0.0003 to +0.0016 in.) | ||||
| Piston Weight | 316 - 326 grams (11.1466 - 11.4994 oz.) | ||||
| Piston Ring Groove Diameter-No. 1 | 77.8 - 78 mm (3.063 - 3.070 in.) | ||||
| Piston Ring Groove Diameter-No. 2 | 75.9 - 76.1 mm (2.988 - 2.996 in.) | ||||
| Piston Ring Groove Diameter-No. 3 | 76.5 - 76.7 mm (3.011 - 3.019 in.) | ||||
| Piston Pins | |||||
| Type | Full Floating | ||||
| Pin Diameter | 21.997 - 22.000 mm (0.8661 - 0.8662 in.) | ||||
| Clearance in Piston | 0.005 - 0.013 mm (0.0002 - 0.0005 in.) | ||||
| Clearance in Rod | 0.007 - 0.018 mm (0.0003 - 0.0008 in.) | ||||
| Piston Rings | |||||
| Ring Gap-Top Compression Ring | 0.20 - 0.36 mm (0.008 - 0.014 in.) | ||||
| Ring Gap- - 2nd Compression Ring | 0.37 - 0.63 mm (0.0146 - 0.0249 in.) | ||||
| Ring Gap-Oil Control (Steel Rails) | 0.25 - 0.76 mm (0.010 - 0.030 in.) | ||||
| Piston Ring Side Clearance | |||||
| Compression Ring-Top | 0.035 - 0.083 mm (0.0013 - 0.0032 in.) | ||||
| Compression Ring- Second | 0.040 - 0.080 mm (0.0016 - 0.0031 in.) | ||||
| Oil Ring (Steel Rails) | 0.058 - 0.204 mm (0.0022 - 0.0080 in.) | ||||
| Piston Ring Width | |||||
| Compresion Rings-Top and Second | 1.47 - 1.49 mm (0.0579 - 0.0587 in.) | ||||
| Oil Ring (Steel Rails) | 0.445 - 0.470 mm (0.0176 - 0.0186 in.) | ||||
| Connecting Rods | |||||
| Bearing Clearance | 0.024 - 0.064 mm (0.001 - 0.0026 in.) | ||||
| Side Clearance | 0.13 - 0.38 mm (0.0052 - 0.015 in.) | ||||
| Side Clearance (Max.) | 0.4318 mm (0.017 in.) | ||||
| Piston Pin Bore Diameter | 22.007 - 22.015 mm (0.8665 - 0.8668 in.) | ||||
| Bearing Bore Out of Round (Max.) | 0.004 mm (0.0002 in.) | ||||
| Total Weight (Less Bearing) | 529.9 ±7 grams (18.6917 ± 0.247 oz.) | ||||
| Crankshaft Main Bearing Journals | |||||
| Diameter | 63.49 - 63.51 mm (2.4997 - 2.5004 in.) | ||||
| Bearing Clearance | 0.035 - 0.053 mm (0.0014 - 0.0021 in.) | ||||
| Bearing Clearance (Max.) | 0.087 mm (0.0034 in.) | ||||
| Out of Round (Max.) | 0.015 mm (0.0006 in.)) | ||||
| Taper (Max.) | 0.015 mm (0.0006 in.) | ||||
| End Play | 0.0475 - 0.2725 mm (0.0019 - 0.0108 in.) | ||||
| End Play (Max.) | 0.43 mm (0.017 in.) | ||||
| Connecting Rod Journals | |||||
| Diameter | 53.51 - 53.49 mm (2.1067 - 2.106 in.) | ||||
| Bearing Clearance | 0.024 - 0.064 mm (0.001 - 0.0026 in.) | ||||
| Out of Round (Max.) | 0.015 mm (0.0006 in.) | ||||
| Taper (Max.) | 0.015 mm (0.0006 in.) | ||||
| Camshaft | |||||
| Bore Diameter | 24.050 - 24.071 mm (0.9469 - 0.09476 in.) | ||||
| Bearing Journal Diameter | 24.000 - 23.981 (0.9449 - 0.9441 in.) | ||||
| Bearing Clearance | 0.05 - 0.09 mm (0.0020 - 0.0035 in.) | ||||
| Bearing Clearance (Max.) | 0.13 mm (0.0051 in.) | ||||
| End Play | 0.13 mm (0.0051 - 0.0110 in.) | ||||
| Valve Timing-Intake Valve | |||||
| Opens (ATDC) | 2° | ||||
| Closes (ABDC) | 44° | ||||
| Duration | 222° | ||||
| Valve Timing-Exhaust Valve | |||||
| Opens (BBDC) | 36° | ||||
| Closes (ATDC) | 4° | ||||
| Duration | 220° | ||||
| Valve Overlap | 2° | ||||
| Cylinder Head | |||||
| Gasket Thickness (Compressed) | 1.50 mm ± 0.05 (0.0591 in. ± 0.002 in.) | ||||
| Valve Seat Angle | 45° - 45.° | ||||
| Valve Seat Runout (Max.) | 0.05 mm (0.002 in.) | ||||
| Intake Valve Seat Width | 1.00 - 1.5 mm (0.0394 - 0.0591 in.) | ||||
| Exhaust Valve Seat Width | 1.25 - 1.75 mm (0.0492 - 0.0689 in.) | ||||
| Guide Bore Diameter (Std.) | 5.975 - 6.00 mm (0.2353 - 0.2363 in.) | ||||
| Valve Guide Height(1)- Intake & Exhaust | 13.25 - 13.75 mm (0.5217 - 0.5414 in.) | ||||
| Valves | |||||
| Face Angle | 44.5° - 15.50 | ||||
| Head Diameter-Intake | 33.67 - 33.93 (1.3256 - 1.3358 in.) | ||||
| Head Diameter-Exhaust | 27.67 - 27.93 mm (1.0894 - 1.1000 in.) | ||||
| Length-Intake (Overall) | 107.89 - 108.39 mm (4.2476-4.2673 in.) | ||||
| Length-Exhaust (Overall) | 105.88 - 106.38 mm (4.1685-4.1882 in.) | ||||
| Stem Diameter- Intake | 5.934 - 5.952 mm (0.2337 - 0.2344 in.) | ||||
| Stem Diameter -- Exhaust | 5.906-5.924 mm (0.2326-0.2333 in.) | ||||
| Stem-to-Guide Clearance-Intake (New) | 0.023-0.066 mm (0.0009-0.0026 in.) | ||||
| Stem-to-Guide Clearance-Exhaust (New) | 0.051-0.094 mm (0.002-0.0037 in.) | ||||
| Stem-to-Guide Clearance-Intake (Max., Rocking Method) | 0.29 mm (0.0114 in.) | ||||
| Stem-to-Guide Clearance-Exhaust (Max., Rocking Method) | 0.370 mm (0.0146 in.) | ||||
| Valve Lift-Intake (Zero Lash) | 9.0 mm (0.3543 in.) | ||||
| Valve Lift-Exhaust (Zero Lash) | 8.0 mm (0.3150 in.) | ||||
| Valve Stem Tip Height-Intake | 47.120 ± 0.467 mm (1.8551 ± 0.00184 in.) | ||||
| Valve Stem Tip Height-Exhaust | 48.672 ± 0.467 mm (1.9162 ± 0.00184 in.) | ||||
| Valve Spring | |||||
| Free Length-Intake & Exhaust (Approx.) | 45.63 mm (1.7965 in.) | ||||
| Spring Force-Intake & Exhaust (Valve Closed) | 249-284 N @ 38.0 mm (56.0-64.0 lbs. @ 1.4961 in.) | ||||
| Spring Force-Intake (Valve Open) | 658-721 N @ 29.0 mm (147.9-162.1 lbs. @ 1.1417 in.) | ||||
| Spring Force-Exhaust (Valve Open) | 614-671 N @ 30.0 mm (138.0-150.8 lbs. @ 1.1811 in.) | ||||
| Number of Coils-Intake & Exhaust | 7.35 | ||||
| Wire Diameter-Intake & Exhaust | 3.861 mm (0.1520 in.) | ||||
| Installed Height-Intake & Exhaust (Spring seat to bottom of retainer) | 38.0 mm (1.4961 in.) | ||||
| Oil Pump | |||||
| Clearance Over Rotors (Max.) | 0.077 mm (0.003 in.) | ||||
| Cover-Out-of-Flat (Max.) | 0.025 mm (0.001 in.) | ||||
| Inner & Outer Rotor Thickness | 9.475-9.500 mm (0.3731-0.3741 in.) | ||||
| Outer Rotor Clearance (Max.) | 0.39 mm (0.015 in.) | ||||
| Outer Rotor Diameter (Min.) | 89.175 mm (3.5109 in.) | ||||
| Tip Clearance Between Rotors (Max.) | 0.20 mm (0.008 in.) | ||||
| Oil Pressure | |||||
|
NOTE:
(At Normal Operating Temperatures)
|
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| Pressure @ Curb Idle Speed(2) | 34.7 kPa Min. (5 psi) Min. | ||||
| Pressure @ 3000 RPM | 300-724 kPa (45-105 psi) | ||||
|
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Torque Specifications (2.7L)
| DESCRIPTION | N.m | Ft.Lbs. | In.Lbs. |
|---|---|---|---|
| A/C Compressor to Engine-Bolts | 28 | 21 | - |
| Camshaft Sprocket-Bolts | 28 | - | 250 |
| Camshaft Chain Tensioner (Secondary)- Bolts | 12 | - | 105 |
| Camshaft Bearing Cap-Bolts | 12 | - | 105 |
| Connecting Rod Cap-Bolts | 27+1/4 Turn | 20+1/4 Turn | - |
| Crankshaft Main Bearing Cap | |||
| -Tie Bolts | 28 | - | 250 |
| -Inner Cap Bolts | 20+1/4 Turn | 15+1/4 | - |
| -Outer Cap Bolts | 27+1/4 Turn | 20+1/4 Turn | - |
| Crankshaft Damper-Bolt | 170 | 125 | - |
| Cylinder Head-Bolts | (Refer to CYLINDER HEAD -INSTALLATION) | ||
| Cylinder Head Cover-Bolts | 12 | - | 105 |
| Exhaust Manifold-Bolts | 23 | - | 200 |
| Exhaust Manifold Heat Shield-Bolts | 12 | - | 105 |
| Exhaust Manifold to Catalytic Converter V-Band Clamp | 11 | - | 100 |
| Engine Mount Bracket to Block-Bolts | 61 | 45 | - |
| Engine Mount Isolator- Nuts | 61 | 45 | - |
| Intake Manifold (Upper and Lower)-Bolts | 12 | - | 105 |
| Generator Bracket-Bolts | 41 | 30 | - |
| Oil Pan | |||
| -Bolts | 28 | - | 250 |
| -Nuts | 12 | - | 105 |
| Oil Pan Drain-Plug | 27 | 20 | - |
| Oil Filter | 16 | 12 | - |
| Oil Pump to Block-Bolts | 28 | - | 250 |
| Oil Pump Cover-Bolts | 12 | - | 105 |
| Oil Pump Pick Up Tube-Bolt | 28 | - | 250 |
| PCV Valve | 7 | - | 60 |
| Crankshaft Rear Seal Retainer-Bolts | 12 | - | 105 |
| Spark Plugs | 20 | 15 | - |
| Starter Mounting-Bolts | 41 | 30 | - |
| Structural Collar | (Refer to STRUCTURAL COVER -INSTALLATION) | ||
| Thermostat Housing/ Water Inlet Connector- Bolts | 12 | - | 105 |
| Throttle Body-Bolts | 12 | - | 105 |
| Timing Chain Cover | |||
| -M6 Bolts | 12 | - | 105 |
| -M10 Bolts | 54 | 40 | - |
| Timing Chain Tensioner (Primary) | 54 | 40 | - |
| Timing Chain Guide Access Plug | 20 | 15 | - |
| Water Pump-Bolts | 12 | - | 105 |
| Cooling System Bleed Screw | 12 | - | 105 |
| Water Outlet Housing- Bolts | 12 | - | 105 |