Crankcase Capacity
On 3.9L engine, oil capacity with oil filter is 4.0 qts. (3.8L). On 5.2L and 5.9L engines, oil capacity with oil filter is 5.0 qts. (4.7L).
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) |
| Axle Bracket-To-Bellhousing Bolt |
| Dakota 4WD & Durango 4WD | 65 (88) |
| Axle Shaft Nut |
| Dakota 4WD & Durango 4WD | 180 (244) |
| Axle Shaft-To-Differential Flange Bolt |
| Dakota 4WD & Durango 4WD | 65 (88) |
| Axle-To-Insulator Bolt |
| Dakota 4WD & Durango 4WD | 75 (102) |
| Camshaft Sprocket Bolt | 50 (68) |
| Camshaft Thrust Plate Bolt | 18 (24) |
| Clutch Housing-To-Cylinder Block Bolt |
| Dakota |
| (1) | 30 (41) |
| (2) | 50 (68) |
| Ram Pickup |
| 3/8" Bolt | 33 (45) |
| 7/16" Bolt | 50 (68) |
| Connecting Rod Bolt | 45 (61) |
| Crankshaft Pulley Bolt | 18 (24) |
| Cylinder Head Bolt (3) |
| Step 1 | 50 (68) |
| Step 2 | 105 (142) |
| Step 3 | 105 (142) |
| Differential Pinion Nose Bracket-To-Adapter Bolt |
| Dakota 4WD & Durango 4WD | 65 (88) |
| Differential Pinion Nose Bracket-To-Bellhousing Bolt |
| Dakota 4WD & Durango 4WD | 65 (88) |
| Engine Mount Bracket-To-Frame Rail Bolt |
| Dakota 2WD & Durango 2WD | 30 (41) |
| Engine Mount Through-Bolt |
| Dakota 2WD & Durango 2WD | 50 (68) |
| Dakota 4WD, Durango 4WD & Ram Pickup | 75 (102) |
| Engine Mount-To-Cylinder Block Bolt |
| Dakota & Durango | 30 (41) |
| Ram Pickup | 60 (81) |
| Ram Van & Ram Wagon | 65 (88) |
| Engine Mount-To-Frame Bracket Bolt/Nut |
| Ram Pickup & Ram Van & Ram Wagon | 75 (102) |
| Exhaust Manifold Bolt & Nut |
| Durango | 18 (24) |
| Except Durango | 25 (34) |
| Flywheel/Flexplate-To-Crankshaft Bolt | 55 (75) |
| Front Cover Bolt | 30 (41) |
| Heat Shield Bolts | 30 (41) |
| Main Bearing Cap Bolt | 85 (115) |
| Oil Drain Plug | 25 (34) |
| Oil Filter Adapter Stud | 50 (68) |
| Oil Pan Bolt | 18 (24) |
| Oil Pump Bolt | 30 (41) |
| Rocker Arm Bolt | 21 (28) |
| Shift Motor Bolt |
| Dakota 4WD & Durango 4WD | 65 (88) |
| Spark Plug | 30 (41) |
| Starter Bolts | 50 (68) |
| Throttle Body Bolt | 17 (23) |
| Transfer Case Yoke Bolt |
| Dakota 4WD & Durango 4WD | 20 (27) |
| Vibration Damper Bolt | 135 (183) |
| Water Pump Bolt | 30 (41) |
| INCH Lbs. (N.m) |
| Intake Manifold Bolt |
| 3.9L (4) |
| Step 1 (Bolts No. 1 & 2) (5) | 72 (8) |
| Step 2 (Bolts No. 3-12) | 72 (8) |
| Step 3 (All Bolts) | 72 (8) |
| Step 4 (All Bolts) | 144 (16) |
| Step 5 (All Bolts) | 144 (16) |
| 5.2L & 5.9L (6) |
| Step 1 (Bolts No. 1-4) (5) | 72 (8) |
| Step 2 (Bolts No. 5-12) | 72 (8) |
| Step 3 (All Bolts) | 72 (8) |
| Step 4 (All Bolts) | 144 (16) |
| Step 5 (All Bolts) | 144 (16) |
| Intake Manifold Plenum Pan Bolt (7) |
| Step 1 | 24 (2.7) |
| Step 2 | 48 (5.4) |
| Step 3 | 84 (9.5) |
| Step 4 | 84 (9.5) |
| Oil Pump Cover Bolt | 97 (11) |
| Valve Cover Bolts | 97 (11) |
| (1) Bolts through clutch housing into cylinder block. (2) Bolts through cylinder block into clutch housing. (3) Tighten bolts in sequence. (Схема №7) (4) Tighten bolts in sequence. (Схема №5) (5) Tighten bolts alternately in 12 INCH lb. (1.4 N.m) increments. (6) Tighten bolts in sequence. (Схема №6) (7) Tighten bolts in sequence. (Схема №4) |
| (1) | Bolts through clutch housing into cylinder block. |
| (2) | Bolts through cylinder block into clutch housing. |
| (3) | Tighten bolts in sequence. (Схема №7) |
| (4) | Tighten bolts in sequence. (Схема №5) |
| (5) | Tighten bolts alternately in 12 INCH lb. (1.4 N.m) increments. |
| (6) | Tighten bolts in sequence. (Схема №6) |
| (7) | Tighten bolts in sequence. (Схема №4) |
GENERAL SPECIFICATIONS (3.9L)
| Application | Specification |
| Displacement | 239 Cu. In. (3.9L) |
| Bore | 3.91" (99.3 mm) |
| Stroke | 3.31" (84.1 mm) |
| Compression Ratio | 9.1:1 |
| Fuel System | PFI |
GENERAL SPECIFICATIONS (3.9L)
GENERAL SPECIFICATIONS (5.2L)
| Application | Specification |
| Displacement | 318 Cu. In. (5.2L) |
| Bore | 3.91" (99.3 mm) |
| Stroke | 3.31" (84.1 mm) |
| Compression Ratio | 9.1:1 |
| Fuel System | PFI |
GENERAL SPECIFICATIONS (5.2L)
GENERAL SPECIFICATIONS (5.9L)
| Application | Specification |
| Displacement | 360 Cu. In. (5.9L) |
| Bore | 4.00" (101.6 mm) |
| Stroke | 3.58" (90.9 mm) |
| Compression Ratio | 9.1:1 |
| Fuel System | PFI |
GENERAL SPECIFICATIONS (5.9L)
CRANKSHAFT, MAIN BEARINGS & CONNECTING ROD BEARINGS SPECIFICATIONS
| Application | In. (mm) |
| Crankshaft End Play |
| Standard | .002-.007 (.05-.18) |
| Wear Limit | .010 (.25) |
| Main Bearings |
| Journal Diameter |
| 3.9L & 5.2L | 2.4995-2.5005 (63.487-63.513) |
| 5.9L | 2.8095-2.8105 (71.361-71.387) |
| Journal Out-Of-Round | .001 (.03) |
| Journal Taper | .001 (.03) |
| Oil Clearance |
| Journal No. 1 |
| Standard | .0005-.0015 (.013-.038) |
| Wear Limit | .0015 (.038) |
| All Others |
| Standard | .0005-.0020 (.013-.051) |
| Wear Limit | .0025 (.064) |
| Connecting Rod Bearings |
| Journal Diameter | 2.124-2.125 (53.950-53.975) |
| Journal Out-Of-Round | .001 (.03) |
| Journal Taper | .001 (.03) |
| Oil Clearance |
| Standard | .0005-.0022 (.013-.056) |
| Wear Limit | .0025 (.064) |
| Side Play | .006-.014 (.15-.36) |
CRANKSHAFT, MAIN & CONNECTING ROD BEARINGS
PISTONS, PISTON PINS & PISTON RINGS SPECIFICATIONS
| Application | In. (mm) |
| Piston Clearance | .0005-.0015 (.013-.038) |
| Pins |
| Diameter |
| 3.9L & 5.2L | .9841-9843 (24.996-25.001) |
| 5.9L | .9845-9848 (25.006-25.013) |
| Length |
| 3.9L & 5.2L | 2.99-3.01 (75.946-76.454) |
| 5.9L | 2.67-2.69 (67.8-68.3) |
| Piston Fit |
| 3.9L & 5.2L | .00025-.00075 (.0064-.0191) |
| 5.9L | .0002-.0007 (.005-.018) |
| Rod Fit | (1) .0007-.0014 (.018-.036) |
| Rings |
| 3.9L & 5.2L |
| No. 1 & No. 2 |
| End Gap | .010-.020 (.254-.508) |
| Side Clearance | .0029-.0038 (.074-.097) |
| No. 3 (Oil) |
| End Gap | .010-.050 (.25-1.27) |
| Side Clearance (Maximum) | (2) .002-.008 (.06-21) |
| 5.9L |
| No. 1 |
| End Gap | .012-.022 (.30-.55) |
| Side Clearance | .0016-.0033 (.041-.084) |
| No. 2 |
| End Gap | .022-.031 (.55-.79) |
| Side Clearance | .0016-.0033 (.041-.084) |
| No. 3 (Oil) |
| End Gap | .015-.055 (.38-1.40) |
| Side Clearance (Maximum) | (2) .0080 (.203) |
| (1) Interference fit. (2) Steel rail oil ring should be free in groove, but clearance within maximum specification. |
| (2) | Steel rail oil ring should be free in groove, but clearance within maximum specification. |
ENGINE VALVES & VALVE SPRINGS SPECIFICATIONS
| Application | Specification |
| Intake Valves |
| Face Angle | 43.25-43.75° |
| Head Diameter |
| 3.9L & 5.2L | 1.916" (48.66 mm) |
| 5.9L | 1.880" (47.75 mm) |
| Minimum Margin | .047" (1.19 mm) |
| Stem Diameter |
| 3.9L & 5.2L | .311-.312" (7.90-7.92 mm) |
| 5.9L | .372-.373" (9.45-9.47 mm) |
| Exhaust Valves |
| Face Angle | 43.25-43-75° |
| Head Diameter |
| 3.9L & 5.2L | 1.624" (41.25 mm) |
| 5.9L | 1.617" (41.07 mm) |
| Minimum Margin | .047" (1.19 mm) |
| Stem Diameter |
| 3.9L & 5.2L | .311-.313" (7.90-7.95 mm) |
| 5.9L | .371-.372" (9.42-9.45 mm) |
| Valve Springs |
| Free Length | 1.967" (49.96 mm) |
| Installed Height | 1.64" (41.66 mm) |
| Lbs. @ In. (kg @ mm) |
| Pressure |
| Valve Closed | 85 @ 1.64 (38 @ 41.66) |
| Valve Open | 200 @ 1.212 (89 @ 30.89) |
CYLINDER HEAD SPECIFICATIONS
| Application | Specification |
| Maximum Warpage | .00075" Per 1" (.0191 mm Per 25 mm) |
| Valve Seats |
| Intake Valve |
| Seat Angle | 44.25-44.75° |
| Seat Width | .040-.060" (1.0-1.5 mm) |
| Maximum Seat Runout | .003" (.08 mm) |
| Exhaust Valve |
| Seat Angle | 44.25-44.75° |
| Seat Width | .060-.080" (1.5-2.0 mm) |
| Maximum Seat Runout | .003" (.08 mm) |
| Valve Guides |
| Intake Valve |
| Valve Guide I.D. |
| 3.9L & 5.2L | .313-.314" (7.95-7.96 mm) |
| 5.9L | .374-.375" (9.50-9.53 mm) |
| Valve Stem-To-Guide Oil Clearance |
| Standard | .001-.003" (.02-.08 mm) |
| Wear Limit | (1) .017" (.43 mm) |
| Exhaust Valve |
| Valve Guide I.D. |
| 3.9L & 5.2L | .313-.314" (7.95-7.98 mm) |
| 5.9L | .374-.375" (9.50-9.53 mm) |
| Valve Stem-To-Guide Oil Clearance |
| Standard | .001-.003" (.02-.08 mm) |
| Wear Limit | (1) .017" (.43 mm) |
| (1) Specification applies to method obtained by rocking valve stem in valve guide. |
| (1) | Specification applies to method obtained by rocking valve stem in valve guide. |
CAMSHAFT SPECIFICATIONS
| Application | In. (mm) |
| End Play |
| 3.9L & 5.2L | .002-.010 (.05-.25) |
| 5.9L | .002-.010 (.05-.25) |
| Camshaft Bearing I.D. |
| 3.9L |
| No. 1 | 2.000-2.001 (50.80-50.82) |
| No. 2 | 1.984-1.985 (50.39-50.42) |
| No. 3 | 1.953-1.954 (49.61-49.63) |
| No. 4 | 1.563-1.564 (39.70-39.73) |
| 5.2L & 5.9L |
| No. 1 | 2.000-2.001 (50.80-50.82) |
| No. 2 | 1.984-1.985 (50.39-50.42) |
| No. 3 | 1.969-1.970 (50.01-50.04) |
| No. 4 | 1.953-1.954 (49.61-49.63) |
| No. 5 | 1.563-1.564 (39.70-39.73) |
| Journal Diameter |
| 3.9L |
| No. 1 | 1.998-1.999 (50.75-50.77) |
| No. 2 | 1.982-1.983 (50.34-50.37) |
| No. 3 | 1.951-1.952 (49.56-49.58) |
| No. 4 | 1.561-1.562 (39.65-39.67) |
| 5.2L & 5.9L |
| No. 1 | 1.998-1.999 (50.75-50.77) |
| No. 2 | 1.982-1.983 (50.34-50.37) |
| No. 3 | 1.967-1.968 (49.96-49.99) |
| No. 4 | 1.951-1.952 (49.56-49.58) |
| No. 5 | 1.561-1.562 (39.65-39.67) |
| Oil Clearance |
| Standard | .001-.003 (.02-.08) |
| Wear Limit | .005 (.13) |
| (1) Bearings are numbered from front of camshaft. |
| (1) | Bearings are numbered from front of camshaft. |
CYLINDER BLOCK SPECIFICATIONS
| Application | In. (mm) |
| Cylinder Bore |
| Standard Diameter |
| 3.9L & 5.2L | 3.910-3.912 (99.31-99.36) |
| 5.9L | 4.000-4.002 (101.60-101.65) |
| Maximum Taper | .010 (.25) |
| Maximum Out-Of-Round | .010 (.25) |
| Maximum Oversize | .040 (1.016) |
VALVE LIFTERS SPECIFICATIONS
| Application | In. (mm) |
| Bore Diameter | .9051-.9059 (22.990-23.010) |
| Lifter Diameter | (1) .9035-.9040 (22.949-22.962) |
| Oil Clearance | .0011-.0024 (.028-.061) |
| Push Rod Length | 6.915-6.935 (175.64-176.15) |
| (1) Standard diameter valve lifter is listed. Oversize valve lifters are available in .001" (.02 mm), .008" (.20 mm) and .030" (.76 mm). |
| (1) | Standard diameter valve lifter is listed. Oversize valve lifters are available in .001" (.02 mm), .008" (.20 mm) and .030" (.76 mm). |