Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 1475
45. Fill and bleed power steering system (Refer to 19
-
STEERING/PUMP
-
STANDARD
PROCE-
DURE).
46. Evacuate and charge A/C system (Refer to 24 -
HEATING & AIR CONDITIONING/PLUMBING -
STANDARD PROCEDURE). (Refer to 24 - HEAT-
ING & AIR CONDITIONING/PLUMBING - STAN-
DARD PROCEDURE).
47. Start engine and check for leaks.
SPECIFICATIONS
2.7L ENGINE
DESCRIPTION
SPECIFICATION
Type
60° DOHC V-6 24-Valve
Compression Ratio
9.67:1
Lead Cylinder
#1 Right Bank
Firing Order
1-2-3-4-5-6
Metric
Standard
Displacement
2.7 Liters
167 Cubic Inches
Bore & Stroke
86.0 x 78.5 mm
3.386 in. x 3.091 in.
CYLINDER BLOCK
Description
Specification
Metric
Standard
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
Description
Specification
Metric
Standard
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.
9 - 1924
ENGINE - 2.7L DOHC - SERVICE INFORMATION
LX
Description
Specification
Metric
Standard
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
Description
Specification
Metric
Standard
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
Description
Specification
Metric
Standard
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
Description
Specification
Metric
Standard
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
Description
Specification
Metric
Standard
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
Description
Specification
Metric
Standard
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.
LX
ENGINE - 2.7L DOHC - SERVICE INFORMATION
9 - 1925
CRANKSHAFT MAIN BEARING JOURNALS
Description
Specification
Metric
Standard
Diameter
63.49-63.51 mm
2.4997-2.5004 in.
Bearing Clearance
0.032-0.056 mm
0.0012-0.0022 in.
Bearing Clearance (Max) (Wear
Limit)
0.070 mm
0.0028 in.
Out of Round (Max)
0.008 mm
0.0003 in.
Diametrical Taper (Max)
0.010 mm
0.0004 in.
End Play
0.048-0.260 mm
0.002-0.010 in.
End Play (Max)
0.37 mm
0.015 in.
CONNECTING ROD JOURNALS
Description
Specification
Metric
Standard
Diameter
53.51-53.49 mm
2.1067-2.106 in.
Bearing Clearance
0.030-0.065 mm
0.0012-0.0026 in.
Bearing Clearance (Wear Limit)
0.075 mm
0.0030 in.
Out of Round (Max)
0.008 mm
0.0003 in.
Diametrical Taper (Max)
0.010 mm
0.0004 in.
CAMSHAFT
Description
Specification
Metric
Standard
Bore Diameter
24.050-24.071 mm
0.9469-0.09476 in.
Bearing Journal Diameter
24.000-23.981 mm
0.9449-0.9441 in.
Bearing Clearance
0.05-0.09 mm
0.0020-0.0035 in.
Bearing Clearance (Max.)
0.10 mm
0.004 in.
End Play
0.13-0.28 mm
0.0051-0.0110 in.
VALVE TIMING-INTAKE VALVES
Description
Specification
Opens (ATDC)
2°
Closes (ABDC)
44°
Duration
222°
VALVE TIMING-EXHAUST VALVES
Description
Specification
Opens (BBDC)
36°
Closes (ATDC)
4°
Duration
220°
Valve Overlap
2°
9 - 1926
ENGINE - 2.7L DOHC - SERVICE INFORMATION
LX
CYLINDER HEAD
Description
Specification
metric
Standard
Gasket Thickness (Compressed)
1.50 mm ±0.05
0.0591 in. ±0.002 in.
Valve Seat Angle
45°-45.5°
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*—Intake &
Exhaust
13.25-13.75 mm
0.5217-0.5414 in.
*Measured from cylinder head surface to top of guide
VALVES
Description
Specification
Metric
Standard
Face Angle
44.5°-45.5°
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
47.125 ±0.711 mm
1.8550 ±0.028 in.
Valve Stem Tip Height-Exhaust
47.187 ±0.65 mm
1.858 ±0.026 in.
VALVE SPRING
Description
Specification
Metric
Standard
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.
LX
ENGINE - 2.7L DOHC - SERVICE INFORMATION
9 - 1927
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