Engine Specifications
WARNING: This page is about a different car, the 2017 RAM ProMaster 3500, 2017 RAM ProMaster 2500, and 2017 RAM ProMaster 1500. However, it is still accessible from the selected car via links, so may be relevant.
| 3.0L Engine Specifications | |
|---|---|
| Engine | 3.0L |
| Engine Type | Diesel Engine With Variable Geometry Turbocharger |
| Displacement | 2999 cu. cm. (183 cu. in.) |
| Bore | 95.8 mm (3.78 in.) |
| Stroke | 104 mm (4.094 in.) |
| Power (VGT) | 130 kw (177 HP) @ 3500 RPM |
| Torque (ATX) | 400 N.m (295 ft. lbs.) @ 1400 RPM |
| Cylinders | In line 4 |
| Fuel Injection Order | 1-3-4-2 |
| Fuel Injection Pump | CP4.1 |
| Fuel Injector Protrusion | 2.77 - 3.23 mm (0.109 - 0.127 in.) |
| Compression Ratio | 17.5:1 |
| Vacuum at Idle | 600 mm/HG (27.5 In/HG) @ 800 RPM |
| Idle Speed (MTA) | 815 ± 100 RPM |
| Maximum RPM in Gear | 4600 RPM ± 80 RPM |
| Maximum RPM in Neutral | MTA 3000 ± 50 RPM |
| Belt tension | Automatic Belt Tensioner |
| Thermostat Opening | 79°C /Max 94°C |
| Generator Rating | Bosch 14V-110A |
| Glow Plug | 11V |
| Glow Plug Protrusion | 3.78 mm (0.148 in.) |
| Emissions Level | NAFTA |
| Block Configuration/Material | Spherical Cast Iron |
| Cylinder Head | Aluminum Alloy and Silicone |
| Fuel Supply | Electric Fuel Pump In the Fuel Tank |
| Electronic Control Unit | Bosch EDC17CP52 |
| Timing System | Chain Driven DOHC Overhead Camshaft |
| Air Intake | Dry Filter With Turbocharger and Charge Air Cooler |
| Fuel System | Direct Fuel Injection Common Rail System |
| Emission devices | Cooled EGR (electric DC motor) EGR Air Flow Control Valve Fast Metallic Glow plugs |
| Combustion Cycle | 4 Stroke |
| Cylinder Compression Difference Between Cylinders | 10 bar (145 psi) |
| Cooling System | Water Cooling |
| Pressure Cap Setting | 1.4 bar (20.3 psi) |
| Turbocharger | Single VGT |
| Intake Ports | Aluminum heads with traditional dual side intake and exhaust ports. One intake port is helical and the other has a directed entry. |
| Crankshaft | Made From Carbon Steel, Rests on Five Main Journals with Half Bearings in between. Eight counter Weights arranged 180° Accurately Balance the Crankshaft. |
| Camshafts | 2 overhead camshafts with axial front bearings and identical camshaft caps, finger followers, and hydraulic lifters. |
| Intake and Exhaust Valves | Flat with fire deck face. |
| Intake Manifold | Aluminum |
| Lubrication | Pressure Lubricated By Rotary Pump |
| Minimum Oil Pressure (warm) | 0.7 BAR (10 psi) at idle / 2.5 BAR (36 psi) at 3800 RPM |
| Engine Rotation | Clockwise Viewed From Front Cover |
| 3.0L Engine Specifications | |
|---|---|
| Cylinder Head | |
| Cylinder Head Normal Height | 112 ± 0.1 mm (4.409 ± 0.003 in.) |
| Cylinder Head Lower Surface Flatness | 0.1 mm (0.003 in.) |
| Cylinder Head Minimum Height After Grinding | 111.7 mm (4.397 in.) |
| Maximum Grinding Allowed For Cylinder Head | 0.2 mm (0.007 in.) |
| Cylinder Head Gasket Thickness | |
| Two Notches Close Together | 1.1 mm (0.043 in) |
| Two Notches Spaced Apart | 1.2 mm (0.047 in) |
| Three Notches Evenly Spaced | 1.3 mm (0.051 in) |
| Tappets | |
| Hydraulic tappet diameters | 11.998 - 12.000 mm (0.471 - 0.472 in.) |
| Diameter of Tappet Seats on Cylinder Head | 12.016 - 12.034 mm (0.473 - 0.474 in.) |
| Tappet Seat Clearance | 0.016 - 0.046 mm (0.000 - 0.001 in.) |
| Valves | |
| Intake Valve Face Angle | 44°45' ± 7.5' |
| Exhaust Valve Face Angle | 44°45' ± 7.5' |
| Intake Valve Seat Inclination Angle | 44.5° ± 5' |
| Exhaust Valve Seat Inclination Angle | 44.5° ± 5' |
| Valve Seat Housing on Cylinder Head | 31.390 - 31.415 mm (1.235 - 1.236 in.) |
| Valve Seat External Diameter | 31.495 - 31.510 mm (1.239 - 1.240 in.) |
| Valve Recess in Relation to Cylinder Head Plane | 0.5 - 0.8 mm (0.019 - 0.031 in.) |
| Intake Valve Stem Diameter | 5.975 - 5.990 mm (0.235 - 0.236 in.) |
| Exhaust Valve Stem Diameter | 5.975 - 5.990 mm (0.235 - 0.236 in.) |
| Valve Stem - Valve Guide Clearance | |
| Valve Guide Inner Diameter | 6.023 - 6.038 mm (0.237 - 0.238 in.) |
| Valve Guide Outer Diameter | 10.028 - 10.039 mm (0.394 - 0.395 in.) |
| Valve Guide Oversize | 0.05 - 0.10 - 0.25 mm (0.001 - 0.003 - 0.009 in.) |
| Valve Guide Seat Diameter | 9.980 - 10.000 mm (0.392 - 0.393 in.) |
| Valve Guide Seat Clearance (Interference) | 0.028 - 0.059 mm (0.001 - 0.002 in.) |
| Valve Springs (New) | |
| Free Length (H) | 54 mm (2.12 in.) |
| Closed Valve (H1 - under load P1 74 N.m (55 ft. lbs.) | 45 mm (1.77 in.) |
| Opened Valve (H2 - under load P3 160 N.m (118 ft. lbs.) | 35 mm (1.38 in.) |
| Camshafts | |
| Camshaft Mount Journal Diameter (intake side) | 48.925 - 48.950 mm (1.926 - 1.927 in.) |
| Camshaft Mount Journal Diameter (central) | 46.925 - 46.950 mm (1.847 - 1.848 in.) |
| Camshaft Mount Journal Diameter (exhaust side) | 35.925 - 35.950 mm (1.571 - 1.572 in.) |
| Camshaft Mount Journal Diameter (intake side) | 48.988 - 49.012 mm (1.929 - 1.930 in.) |
| Camshaft Mount Journal Diameter (central) | 46.988 - 47.012 mm (1.850 - 1.851 in.) |
| Camshaft Mount Journal Diameter (exhaust side) | 35.988 - 36.012 mm (1.417 - 1.418 in.) |
| Camshaft Journal Seat Clearance | 0.037 ± 0.088 mm (0.001 ± 0.003 in.) |
| Camshaft Axle Offset | 0.04 mm (0.001 in.) |
| Camshaft Cam Effective Lift (intake) | 3.622 mm (0.142 in.) |
| Camshaft Cam Effective Lift (exhaust) | 4.328 mm (0.170 in.) |
| Crankshaft Journal Clearance | |
| Main Journal Half-bearing Undersize | 0.254 mm (0.009 in.) |
| Clearance Between Half-bearings - Main Journals | 0.032 ± 0.102 mm (0.0012 ± 0.0040 in) |
| Connecting Rods | |
| Connecting Rod Bushing Clearance (Small End) | 0.014 ± 0.030 mm (0.000 - 0.001 in.) |
| Connecting Rod Diameter (Small End) | 39.460 - 39.490 mm (1.553 - 1.554 in.) |
| Connecting Rod Bushing Inner Diameter (after press-fitting on small end and grinding) | 36.010 - 36.020 mm (1.417 in - 1.4185 in.) |
| Connecting Rod Small End Bushing Outer Diameter (not measurable when free) | 39.570 - 39.595 mm (1.557 - 1.558 in.) |
| Connecting Rod Small End Bushing - Small End Clearance (interference) | 0.080 - 0.135 mm (0.003 - 0.005 in.) |
| Connecting Rod Diameter (Large End) | 67.833 - 67.848 mm (2.670 - 2.671 in.) |
| Connecting Rod Bearing Half Thickness (upper) | 1.883 - 1.892 mm (0.074 in.) |
| Connecting Rod Bearing Half Thickness (lower) | 1.885 - 1.891 mm (0.074 in.) |
| Connecting Rod Bearing Half Oversize | 0.254 - 0.508 mm (0.009 - 0.019 in.) |
| Connecting Rod Torsion | Max 0.08 mm (0.003 in.) |
| Connecting Rod Bent | Max 0.08 mm (0.003 in.) |
| Piston Pin | |
| Outer Diameter | 35.990 - 35.996 mm (1.416 - 1.417 in.) |
| Pistons | |
| Weight of the Pistons | 705 ± 5 g |
| Weight Difference Between Connecting Rods | ± 15 g |
| Piston Protrusion on Engine Block | 0.3 - 0.6 mm 2.9 in. 0.011 - 0.023 in.) |
| Difference Between Max and Min Protrusion of four Pistons from Engine Block | =<0.15 mm (=<0.005 in.) |
| Clearance Between Connecting Rod Bearing Halves (Crankshaft) | 0.035 - 0.083 mm (0.001 - 0.003 in.) |
| Nominal Diameter (Measured 10 mm from skirt base) | 95.0705 - 95.715 mm (3.767 - 3.768 in.) |
| Piston Diameter Oversize | 0.4 mm (0.015 in.) |
| Piston - Cylinder Bore Clearance | 0.087 - 0.187 mm (0.003 - 0.007 in.) |
| Piston pin housing Diameter in Piston | 36.003 - 36.009 mm (1.417 - 1.418 in.) |
| Sealing Ring Seat on Piston - 1st Grove (Measured on diameter of 92.8 mm) | 2.200 - 2.230 mm (0.086 - 0.087 in.) |
| Sealing Ring Seat in Piston - 2 nd Grove | 2.050 - 2.070 mm (0.080 - 0.081 in.) |
| Sealing Ring Seat in Piston - 3 rd Grove | 2.540 - 2.560 mm (0.099 - 0.100 in.) |
| Piston Rings | |
| Sealing Ring - 1st Trapezoid Sealing Ring Thickness | 2.068 - 2.097 mm (0.081 - 0.082 in.) |
| Sealing Ring - Oil Scraper Ring Thickness | 1.970 - 1.990 mm (0.077 - 0.078 in.) |
| Sealing Ring - Slotted Oil Scrapper Ring With Coil Spring Thickness | 2.470 - 20490 mm (0.097 - 0.098) |
| Oil Scrapper Edge Rake Angle | 60' - 50' |
| Piston Center Line - Piston Pin Seat Center Line Misalignment | 0.5 mm (0.019 in.) |
| Sealing Ring - 1st Trapezoid Sealing Ring Clearance | 0.103 - 0.162 mm (0.004 - 0.006 in.) |
| Sealing Ring - Oil Scraper Ring | 0.060 - 0.100 mm (0.002 - 0.004 in.) |
| Sealing Ring - Slotted Oil Scrapper Ring With Coil Spring | 0.050 - 0.090 mm (0.001 - 0.003 in.) |
| Sealing Ring Thickness Oversize | 0.4 mm (0.015 in.) |
| Sealing Ring - 1st Trapezoid Sealing Ring Gap | 0.20 - 0.35 mm (0.007 - 0.013 in.) |
| Sealing Ring - Oil Scraper Ring Gap | 0.60 - 0.80 mm (0.023 - 0.031 in.) |
| Sealing Ring - Slotted Oil Scrapper Ring With Coil Spring Gap | 0.30 - 0.60 mm (0.011 - 0.023 in.) |
| Crankshaft | |
| Main Journal n° 1-2-3-4 Diameter | 76.182 - 76.208 mm (2.999 - 3.000 in.) |
| Main Journal n° 5 Diameter | 83.182 - 83.208 mm (3.274 - 3.275 in.) |
| Crankpin Diameter | 64.015 - 64.038 mm (2.520 - 2.521 in.) |
| Main Journal Undersize | 0.254 - 0.508 mm (0.009 - 0.019 in.) |
| Crankpin Undersize | 0.254 - 0.508 mm (0.009 - 0.019 in.) |
| Main Journal Taper | 0.007 mm (0.000 in.) |
| Crankpin Taper | 0.007 mm (0.000 in.) |
| Crankpin Parallelism | 0.017 mm (0.000 in.) |
| Crankpin Symmetry (Movement From Main Journal Rated Position) | Max 0.35 (0.013 in.) |
| Crankshaft Endfloat | 0.060 - 0.310 mm (0.002 in. - 0.012 in.) |
| Engine Block | |
| Cylinder Liner Diameter | 88.002 - 88.022 mm (3.464 - 3.465 in.) |
| Cylinder Liner Taper | < 0.05 mm (0.001 in.) |
| Oversized Piston | < 0.05 mm (0.001 in.) |
| Fuel System | |
| Injection Pressure | 1800 Bar (26.106 psi) |
| High Pressure Pump | Bosch CP4.1 |
| ECU | EDU 17 |
| Injectors | Bosch EDC16C39 |
| Glow Plugs | |
| Make/Type | Bosch / GLP4 |
| Voltage | 11V |
| Lubrication System | |
| Oil Pump Outer Rotor End Play | |
| Min | 0.01 (0.0004 in.) |
| Max | 0.09 (0.0036 in.) |
| Oil Pump Inner Rotor End Play | |
| Max | 0.01 mm (0.0004 in.) |
| Min | 0.09 mm (0.0036 in.) |
| Oil Pump Outer Rotor to Body Diameter Clearance | |
| Max | 0.130 mm (0.052 in.) |
| Min | 0.230 mm (0.0091 in) |
| Oil Pressure Relief Valve | |
| Opening Pressure | 5 Bar (73 psi) |
| Oil Pressure Valve Spring Free Length | 46.8 mm (1.84 in) |
| Minimum Oil Pressure (Warm) | |
| at Idle | 0.7 Bar (10 psi) |
| at 3800 RPM | 2.5 Bar (36 psi) |
| Cooling System | |
| Thermostat Opening Temperature | 79°C (174°F) |
| Pressure Cap Setting | 1.4 Bar (20 psi) |
| Engine Oil | |
| Specification. Refer to CAPACITIES AND RECOMMENDED FLUIDS . | |
| Coolant | |
| Specification. Refer to CAPACITIES AND RECOMMENDED FLUIDS . | |
| Cylinder Head Gasket Selection | ||
|---|---|---|
| Metric | Standard | |
| PISTON PROTRUSION | 0.300 - 0.400 mm | 0.011 - 0.015 in. |
| CYLINDER HEAD GASKET THICKNESS | 1.1 mm | 0.043 in. |
| GASKET IDENTIFICATION | Two Notches Close Together | |
| PISTON PROTRUSION | 0.401 - 0.500 mm | 0.015 - 0.019 in. |
| CYLINDER HEAD GASKET THICKNESS | 1.2 mm | 0.047 in. |
| GASKET IDENTIFICATION | Two Notches Spaced Apart | |
| PISTON PROTRUSION | 0.501 - 0.600 mm | 0.019 - 0.023 in. |
| CYLINDER HEAD GASKET THICKNESS | 1.3 mm | 0.051 in. |
| GASKET IDENTIFICATION | Three Notches Evenly Spaced | |