Chrysler neon 1997 Service Manual page 1219

9 - 48 2.0L SOHC ENGINE
SPECIFICATIONS (Continued)
Valve Timing Exhaust Valve
Closes (ATDC) . . . . . . . . . . . . . . . . . . . . . . . . . 5.4°
Opens (BBDC) . . . . . . . . . . . . . . . . . . . . . . . . 43.7°
Duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229.1°
Valve Timing Intake Valve **
Closes (ABDC) . . . . . . . . . . . . . . . . . . . . . . . . 41.1°
Opens (ATDC) . . . . . . . . . . . . . . . . . . . . . . . . . 13.9°
Duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207.2°
Valve Overlap . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°
Cylinder Head
Material . . . . . . . . . . . . . . . . . . . . . Cast Aluminum
Gasket Thickness
(Compressed) . . . . . . . . . . . . . 1.15 mm (0.045 in.)
Valve Seat
Angle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45°
Runout (Max.) . . . . . . . . . . . . . . . 0.050 mm (0.002)
Width (Finish) Intake and
Exhaust . . . . . . . . . . . . . . . . . . . 0.75 – 1.25 mm
Valve Guide Finished
Diameter I.D. . . . . . . . . . . . . . . . . 5.975 – 6.000 mm
Guide Bore Diameter (Std.) . . . . . . 11.0 – 11.02 mm
Valves
Face Angle Intake and Exhaust . . . . . . . 45 – 45-1/2°
Head Diameter Intake . . . . . . . . . 32.12 – 33.37 mm
Head Diameter Exhaust . . . . . . . . 28.57 – 28.83 mm
Valve Margin
Intake . . . . . . . . . . . . . . . . . . . . . . . 1.15 – 1.48 mm
Exhaust . . . . . . . . . . . . . . . . . . . . 1.475 – 1.805 mm
Valve Length (Overall)
Intake . . . . . . . . . . . . . . . . . . . 114.69 – 115.19 mm
Exhaust . . . . . . . . . . . . . . . . . . 109.59 – 110.09 mm
Valve Stem Tip Height
Intake . . . . . . . . . . . . . . . . . . . . . 45.01 – 46.07 mm
Exhaust . . . . . . . . . . . . . . . . . . . . 43.51 – 44.57 mm
Stem Diameter
Intake . . . . . . . . . . . . . . . . . . . . . 5.934 – 5.952 mm
Exhaust . . . . . . . . . . . . . . . . . . . . 5.906 – 5.924 mm
Stem to Guide Clearance
Intake . . . . . . . . . . . . . . . . . . . . . 0.048 – 0.066 mm
Exhaust . . . . . . . . . . . . . . . . . . . 0.0736 – 0.094 mm
Max. Allowable Intake . . . . . . . 0.076 mm (0.003 in.)
Max. Allowable Exhaust . . . . . . 0.101 mm (0.004 in.)
(0.030 – 0.049 in.)
(.235 – .236 in.)
(0.4330 – 0.4338 in.)
(1.303 – 1.313 in.)
(1.124 – 1.135 in.)
(0.0452 – 0.0582 in.)
(0.058 – 0.071 in.)
(4.515 – 4.535 in.)
(4.603 – 4.623 in.)
(1.77 – 1.81 in.)
(1.71 – 1.75 in.)
(0.234 – 0.234 in.)
(0.233 – 0.233 in.)
(0.0018 – 0.0025 in.)
(0.0029 – 0.0037 in.)
Valve Springs
Free Length (Approx.) . . . . . . . . 44.4 mm (1.747 in.)
Nominal Force
(Valve closed) . . . . . . . . . . . . . 91 N·m @ 39.8 mm
Nominal Force
(Valve open) . . . . . . . . . . . . . 239 N·m @ 32.6 mm
Installed Height . . . . . . . . . . . . 40.18 mm (1.580 in.)
* SERVICE AS AN ASSEMBLY WITH ROCKER
ARM.
** ALL READINGS IN CRANKSHAFT DEGREES,
AT 0.5 mm (0.019 in.) OF VALVE LIFT.
TORQUE CHART 2.0L SOHC
DESCRIPTION . . . . . . . . . . . . . . . . . . . TORQUE
Camshaft Sensor Pick Up
Bolts . . . . . . . . . . . . . . . . . . . 9.6 N·m (85 in. lbs.)
Timing Belt Cover
Bolts M6 . . . . . . . . . . . . . . . . 12 N·m (105 in. lbs.)
Camshaft Sprocket
Bolt . . . . . . . . . . . . . . . . . . . . 115 N·m (85 ft. lbs.)
Connecting Rod Cap
Bolts . . . . . . . . . 27 N·m (20 ft. lbs.) Plus 1/4 Turn
Crankshaft Main Bearing Cap/Bedplate
M8 Bedplate Bolts . . . . . . . . . . 30 N·m (22 ft. lbs.)
M11 Main Cap Bolts . . . . . . . . 81 N·m (60 ft. lbs.)
Crankshaft Damper
Bolt . . . . . . . . . . . . . . . . . . . 142 N·m (105 ft. lbs.)
Cylinder Head
Bolts . . . . . . . Refer To Cylinder Head Installation
Cylinder Head Cover
Bolts . . . . . . . . . . . . . . . . . . . 12 N·m (105 in. lbs.)
Engine Mount Bracket
Bolts . . . . . . . . . . . . . . . . . . . . 41 N·m (30 ft. lbs.)
Exhaust Manifold to Cylinder Head
Bolts . . . . . . . . . . . . . . . . . . . 23 N·m (200 in. lbs.)
Exhaust Manifold Heat Shield
Bolts . . . . . . . . . . . . . . . . . . . 12 N·m (105 in. lbs.)
Front Torque Bracket—2.0/2.4L Engine
Bolts . . . . . . . . . . . . . . . . . . . . 33 N·m (24 ft. lbs.)
Front Torque Bracket Strut—2.0/2.4L Engine
Long Bolts . . . . . . . . . . . . . . . 110 N·m (80 ft. lbs.)
Short Bolt . . . . . . . . . . . . . . . . 61 N·m (45 ft. lbs.)
Intake Manifold
Bolts . . . . . . . . . . . . . . . . . . . 12 N·m (105 in. lbs.)
Oil Filter Adapter
Fastener . . . . . . . . . . . . . . . . . 80 N·m (60 ft. lbs.)
Oil Filter . . . . . . . . . . . . . . . . . 20 N·m (15 ft. lbs.)
Oil Pan
Bolts . . . . . . . . . . . . . . . . . . . 12 N·m (105 in. lbs.)
Drain Plug . . . . . . . . . . . . . . . 27 N·m (20 ft. lbs.)
Oil Pump Attaching
Bolts . . . . . . . . . . . . . . . . . . . 28 N·m (250 in. lbs.)
PL
(67 ft. lbs. @ 1.57 in.)
(176 lbs. @ 1.28 in.)