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RSWORDS 05-05-2009 07:27 PM
1989 - 1991 Ram Diesel Engine Specs and Part Numbers
 
1 Attachment(s)
General Engine Specifications

Injection Line Location, The cylinders are counted 1-6 starting at the front of the engine. this is the rear of the pump, Don't forget your pump does not sit up straight like this.

Attachment 52794

top left is cylinder 2. going clockwise from there: 6,3,5,1,4

The Firing Order For The 5.9 Cummins is 1-5-3-6-2-4
  • Engine: 5.9-Liter, OHV, Diesel Six-Cylinder
  • Type & Description: Six cylinder, in line, liquid cooled, turbocharged, intercooled
  • Displacement: 359 cu. in. (5.9 L)
  • Bore x Stroke: 4.02 x 4.72 (102.1 x 119.9)
  • Firing Order: 1-5-3-6-2-4
  • Engine Rotation as viewed from engine front: Clockwise
  • Valve System: OHV, 12 valves, solid sliding tappet lifter/followers
  • Valve Adjustment (engine cold)
  • Intake = 0.010"
  • Exhaust = 0.020"
  • Adjustment interval - 24,000 miles
  • Fuel Injection: Bosch VE High-pressure direct injection, mechanical
  • Fuel Pressure After Filter: 5-8psi
  • Max allowable fuel return line restriction : 20.4" Hg
  • Maximum Inlet Restriction to fuel transfer pump: 4" Hg
  • Construction: Cast iron block & head
  • Oil Capacity: 11 qt. (9.5 L) with filter
  • Minimum Oil Pressure @ Idle: 10 psi
  • Minimum Oil Pressure @ Rated: 30 psi
  • Regulated Oil Pressure: 65 psi
  • Oil Filter Bypass Diff. Pressure: 20 psi
  • Coolant Capacity: 24 qt. (22.7 L)
  • Battery: Maintenance-free, 1100 CCA

    • Recommended Fuel

    #1-D Diesel or #2 Fuel Oil (diesel) only.

    Under emergency conditions, 1K & 2K Kerosene, Jet-A, Jet A-1, JP-5, and JP-8 may by used if 5% lube oil is added to the fuel. DO NOT run the VP44 Injection pump on these alternate fuels without the lube oil - pump damage is likely without a lube additive!

    Frequently Used Part Numbers


    Fuel Filter
    Mopar 4429107
    Cummins 3834656
    Fleetguard FS1232
    Fuel Strainer
    Mopar 04762962
    Cummins 3847102
    FleetGuard 38454000-S
    Fuel Heater top quad ring gasket
    FleetGuard 3834185-S
    Oil Filter*
    Mopar Paper 05016547AC
    Cummins Paper 3942470
    Cummins Microglass 3865405
    Fleetguard Paper LF3959
    Fleetguard Microglass LF3552
    Fleetguard Stratapore LF3894
    Air Filter
    Mopar 4428308
    Cummins 3097072
    Fleetguard AF4555M
    Belt, Serpentine Drive - w/o A/C, Before 1/1/91
    Mopar 4536259
    Belt, Serpentine Drive - with A/C, Before 1/1/91
    Mopar 4536258
    Dayco 5080820
    Accessory Belt After 1/1/91
    Dayco 5080830
    Belt, Serpentine Drive - w/o A/C, After 1/1/91 w/Intercooler
    Mopar 4638766
    Belt, Serpentine Drive - with A/C, After 1/1/91 w/Intercooler
    Mopar 4638762
    Dayco 5080830
    Throttle Position Sensor
    Cummins 3621094
    Thermostat
    Mopar 44420970
    Cummins 3802273
    Lower Radiator Hose After 1/1/91
    Cummins 71595
    Lower Radiator Hose Before 1/1/91
    Cummins 71530
    Upper Radiator Hose After 1/1/91
    Cummins 71594
    Upper Radiator Hose Before 1/1/91
    Cummins 70540
    Throttle Rod Assembly
    Mopar 5011955A
    Throttle Rod End
    Cummins 3915106

    * LF3959 superseded LF3935, LF3885, LF3949 for all model years.
    Cummins 3942470 supersedes 3931470.
    Mopar 5016547AC - replaced 5016547AB
    Fleetguard LF3984 has been upgraded without a number change.

    Richie O 05-05-2009 09:47 PM
    Bobby, the fuel pressure specs are confusing me. They seem high. I thought the spec for fuel pressure was around 5 to 8 psi.:humm:

    Woody35 05-05-2009 10:32 PM
    Originally Posted by RSWORDS (Post 333970)
    [CENTER][U][SIZE="4"]

    [*]Max Fuel Pressure drop accross filter: 5 psi
    .
    looks like your thinking of this i think:humm:

    RSWORDS 05-06-2009 06:10 AM
    Originally Posted by Richie O (Post 334070)
    Bobby, the fuel pressure specs are confusing me. They seem high. I thought the spec for fuel pressure was around 5 to 8 psi.:humm:
    Good Catch Richie, Looks like thats for 2nd gens. :D

    Changed it. Thanks


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