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3.0L V6 Engine - VIN [3]: Specifications Dodge Caravan III

Mechanical

Crankcase Capacity

Oil capacity with oil filter is 4.5 qts. (4.3L).

Oil Pressure Specifications

Oil pressure should be 6 psi (41 kPa) at idle and 35-75 psi (241-517 kPa) at 3000 RPM with engine at normal operating temperature.

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
Camshaft Bearing Cap Bolt(1)
Camshaft Sprocket Bolt70 (95)
Connecting Rod Cap Bolt(2) 20 (28)
Connecting Rod Nut38 (52)
Crankshaft Pulley Bolt100 (135)
Crankshaft Main Bearing Cap/Bedplate Bolt
8-mm25 (34)
11-mm30 (41)
Cylinder Head Bolt (3)80 (109)
Engine Bracket-To-Cylinder Block Bolt35 (47)
Exhaust Crossover Pipe Bolt51 (69)
Exhaust Manifold Nut17 (23)
Flexplate-To-Crankshaft Bolt55 (75)
Front Engine Mount-To-Cylinder Block Bolt/Nut75 (102)
Front Engine Mount-To-Frame Rail Bolt/Nut40 (54)
Intake Manifold Bolt (4)20 (28)
Left (Flexplate Side) Engine Mount Through Bolt55 (75)
Left (Flexplate Side) Engine Mount-To-Frame Rail Bolt50 (68)
Main Bearing Cap Assembly Bolt (5)60 (81)
Oil Pan Drain Plug25 (34)
Oil Pump-To-Cylinder Block Bolt20 (28)
Oil Pump Relief Plunger Plug40 (55)
Pick-Up Tube Bolt20 (28)
Right (Timing Belt Side) Engine Mount-To-Frame Rail Bolt50 (68)
Right (Timing Belt Side) Engine Mount Through Bolt100 (136)
Right (Timing Belt Side) Engine Mount Vertical Bolt/Nut75 (102)
Timing Belt Tensioner Bolt20 (28)
Torque Converter-To-Flexplate Bolt55 (75)
Transaxle-To-Cylinder Block Bolt75 (102)
Vibration Damper Bolt112 (152)
INCH Lbs. (N.m)
Cylinder Head Cover Bolts88 (10)
Crankshaft Rear Oil Seal Retainer Bolt104 (11.7)
Distributor Drive Adapter Bolt120 (13.6)
Exhaust Manifold Heat Shield Bolt106 (12)
Fuel Pressure Regulator Bolt/Nut95 (10.7)
Fuel Rail Bolt115 (13.0)
Oil Pan Bolt (6)106 (12)
Oil Pump Bolt120 (13.6)
Oil Pump Cover Screw106 (12)
Timing Belt Cover Bolt115 (13.0)
Upper Air Intake Bolt (7)115 (13.0)
Valve Cover Bolt88 (9.9)
Water Pump Bolt106 (12)
(1) Tighten camshaft bearing cap bolts to 85 INCH lbs. (9.6 N.m) in the following sequence: No. 3, No. 2, No. 1 and then No. 4. camshaft bearing cap. Repeat procedure and tighten bolts to 15 ft. lbs. (20 N.m). (2) Tighten another 1/4 turn. (3) With cylinder head cold, tighten cylinder head bolts to specification in sequence, using 3 steps. (Схема №7) (4) Tighten bolts to specification in sequence. (Схема №5) (5) Coat bolts with oil before installing. Tighten bolts in to specification in sequence. (Схема №19) (6) Tighten bolts to specification in sequence. (Схема №15) (7) Tighten bolts to specification in sequence. (Схема №6)
(1)Tighten camshaft bearing cap bolts to 85 INCH lbs. (9.6 N.m) in the following sequence: No. 3, No. 2, No. 1 and then No. 4. camshaft bearing cap. Repeat procedure and tighten bolts to 15 ft. lbs. (20 N.m).
(2)Tighten another 1/4 turn.
(3)With cylinder head cold, tighten cylinder head bolts to specification in sequence, using 3 steps. (Схема №7)
(4)Tighten bolts to specification in sequence. (Схема №5)
(5)Coat bolts with oil before installing. Tighten bolts in to specification in sequence. (Схема №19)
(6)Tighten bolts to specification in sequence. (Схема №15)
(7)Tighten bolts to specification in sequence. (Схема №6)

TORQUE SPECIFICATIONS

ENGINE SPECIFICATIONS

ApplicationSpecification
Displacement181 Cu. In. (3.0L)
Bore3.59" (91.1 mm)
Stroke2.99" (75.9 mm)
Compression Ratio8.85:1
Fuel SystemSFI
Horsepower @ RPM150 @ 5200
Torque Ft. Lbs. @ RPM176 @ 4000

GENERAL SPECIFICATIONS

ApplicationIn. (mm)
Crankshaft End Play
Standard.002-.010 (.05-.25)
Wear Limit.012 (.30)
Main Bearings
Journal Diameter2.361-2.362 (59.97-59.99)
Journal Out-Of-Round.0010 (.025)
Journal Taper.0002 (.005)
Oil Clearance.0006-.0020 (.015-.050)
Connecting Rod Bearings
Journal Diameter1.968-1.969 (49.99-50.01)
Journal Out-Of-Round.0010 (.025)
Journal Taper.0002 (.005)
Oil Clearance.0008-.0028 (.020-.067)

CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS

ApplicationIn. (mm)
Center-To-Center Length5.547-5.551 (140.90-141.00)
Maximum Bend & Twist.0019 (.050)
Side Play
Standard.004-.010 (.10-.25)
Wear Limit.016 (.41)

CONNECTING RODS

ApplicationIn. (mm)
Pistons
Clearance.0012-.0020 (.030-.051)
Diameter3.585-3.586 (91.06-91.09)
Rings
No. 1
End Gap
Standard.012-.018 (.30-.45)
Wear Limit.031 (.80)
Side Clearance
Standard.0020-.0035 (.051-.090)
Wear Limit.0039 (.100)
No. 2
End Gap
Standard.018-.024 (.45-.60)
Wear Limit.031 (.80)
Side Clearance
Standard.0016-.0033 (.040-.085)
Wear Limit.031 (.80)
No. 3 (Oil)
End Gap
Standard.008-.024 (.20-.60)
Wear Limit.039 (1.00)

PISTONS, PINS & RINGS

ApplicationIn. (mm)
Cylinder Bore
Standard Diameter3.587 (91.10)
Maximum Taper & Out-Of-Round.0008 (.020)
Maximum Deck Warpage(1) .002 (.05)
(1) Service limit is .0039" (.100 mm). Combined maximum total grind limit of cylinder head and cylinder block is .008" (.20 mm).
(1)Service limit is .0039" (.100 mm). Combined maximum total grind limit of cylinder head and cylinder block is .008" (.20 mm).

CYLINDER BLOCK

ApplicationSpecification
Intake Valves
Face Angle45°
Minimum Margin.028" (.70 mm)
Stem Diameter.313-.314" (7.96-7.98 mm)
Valve Length4.055" (103.00 mm)
Exhaust Valves
Face Angle45°
Minimum Margin.059" (1.50 mm)
Stem Diameter.3122-.3129" (7.93-7.95 mm)
Valve Length4.043" (102.70 mm)
Valve Springs
Free Length1.921-1.960" (48.80-49.80 mm)
Out-Of-Square2°-4°
Lbs. @ In. (kg @ mm)
Pressure
Valve Closed73 @ 1.59 (33 @ 40.4)

VALVES & VALVE SPRINGS

ApplicationSpecifications
Maximum Warpage(1) .002" (.05 mm)
Valve Seats
Intake Valve
Seat Angle44°
Seat Width.035-.051" (.90-1.30 mm)
Exhaust Valve
Seat Angle44°
Seat Width.035-.051" (.90-1.30 mm)
Valve Guides
Intake Valve
Valve Guide I.D..314-.315" (8.00-8.01 mm)
Valve Guide Protrusion.568-.580" (14.45-14.75 mm)
Valve Stem-To-Guide Oil Clearance
Standard.001-.002" (.03-.05 mm)
Wear Limit.0039" (.100 mm)
Exhaust Valve
Valve Guide I.D..314-.315" (8.00-8.01 mm)
Valve Guide Protrusion.568-.580" (14.45-14.75 mm)
Valve Stem-To-Guide Oil Clearance
Standard.0019-.0035" (.050-.090 mm)
Wear Limit.006" (.15 mm)
(1) Combined maximum total grind limit of cylinder head and cylinder block is .008" (.20 mm)
(1)Combined maximum total grind limit of cylinder head and cylinder block is .008" (.20 mm)

CYLINDER HEAD

ApplicationIn. (mm)
Lobe Height1.604-1.624 (40.75-41.25)

CAMSHAFT

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