DRIVETRAIN                      IH


ENGINES

6-33T NISSAN DIESEL (50 STATES)

NISSAN SD33T

PERFORMANCE DATA

Net HP  (J-270)

 101 bhp  (75.3 kw) @ 3800 rpm  
 Net Torque  (J-270)  175 lb-ft (237 Nom) @ 2200 rpm
 AMA Taxable Horsepower  25.66
 Governed Speed  3800 rpm  (Loaded)
 Recommended Maximum Speed    3800 rpm  (Loaded)

SD633T GRAPH

DESIGN DATA

 Type                                        

 In-Line  6                    
 Displacement    198 cu. in.  (3244.6 cm3)      
 Bore x Stroke  3.27"x 3.94"  (83 mm x 100 mm)  
 Compression Ratio  20.8 to 1
 Weight:  Dry w/Std Accessorys    673 lbs  (305 kg)

Net performance values shown are per SAE J-270 test procedure and simulate actual in-vehicle performance at 85 deg F (29.4 deg. C) temperature and 29.00 in. mercury (97.93 kpa) barometric pressure (500 ft. altitude) (152.4 M).


DETAILED DIESEL ENGINE SPECIFICATIONS
 Manufacturer                                              Nissan Diesel Motor Co., Ltd 
 Nissan Diesel Model

     Type

 SD33(T)

 4 Cycle, Turbocharged, Water Cooled

 Cylinder - Type  Replaceable Dry Liner
 Combustion - Type  Swirl Chamber, Compression Ignition
 Total Piston Displacement

   Firing Order

 l98 cu. in (3,246 cc)

 l-4-2-6-3-5

 Rotation  C.C.W. Rotation as Viewed from the flywheel end
 Valve Mechanism

  Number of Valves

  Valve Lash

  Timings

    Inlet valves

    Exhaust valves

 Over Head Valve

 Inlet l, Exhaust l per Cylinder

 .35 mm (0.0l37 in)(Both Cold & Hot)

 Opening                    Closing

  28 Deg. BTDC        67 Deg. ABDC

  67 Deg. BBCC        28 Deg. ATDC

 Minimum Fuel Consumption  Approx. .485 lbs/hp-hr @ 1600 rpm
 No Load Max. Engine Speed

 No Load Min. Engine Speed

 Below 4,150 rpm

 725 rpm

 Compression Pressure  Approx. 30 kg/cm2  (427 psi) @ 200 rpm
 Fuel System

   Injection Pump

   Governor

   

   Injection Timing Control

   Nozzle

Bosch Type Model A

Mechanical Governor Limit Speed Model RAD w/Boost Compensator

Automatic Timer

 Bosch Throttle type

 Fuel Filter

 Fuel

 Replaceable Paper Element Type w/Overflow valve

 High Speed Diesel Fuel Oil

 Lubrication System

    Lubrication Method

    Oil Pump

    Oil Filter

    Oil Pan Capacity

    Oil Cooler

    Oil Recommended 

 Forced Circulation

 Gear Pump

Full-Flow Type Replaceable Paper Element

 High Level 2.29 Gal (8.7 litre) Low level 1.58 Gal (6.0 litre)

 Flat Tube Type Element

 API Service Classification CD (DS Class Series 3 Oil)  (Change every2,500 miles)

 Cooling System

    Cooling Method

    Fan Speed to Engine Speed

    Cooling Water Capacity (engine Only)

  Pressurized System

  Water Pump

     Capacity

   Thermostat

Fresh Water Forced Circulation

1.28:1

1.85 Gal (7 Litre) 

Max. 0.5 kg/cm2 (7.l psi) recommended

Centrifugal Type Belt Drive

48.9 Gal (l85 litre)/min @3800 rpm (Engine) & Head l6.0 mAq (46.3in.Hg)

Wax Pellet Type

Air Filter Replaceable Dry Paper Element Type
Electrical System

   Charging Generator

   Regulator

   Starter Motor

   Starting Aid

     Number of Starting Aid

   Battery Voltage

     Recommended Capacity

l2V x 40A Alternator (w/Vacuum Pump)

Tirrill Type

l2V x l.8 kw

Pencil Type Preheating Glow Plug

l per cylinder

l2V

l20 AH

 Exhaust System Exhaust Manifold 2.047 in. (52 mm)

ID Flange (Tapped)

 Turbocharger                                            Make AiResearch I.D.

Type T3 w/Waste Gate Valve

 EGR Valve Make Hitachi Ltd.
 SAE Size Connections

   Flywheel Housing

     Engine Mountings

 Flywheel

   Type

 Fuel Inlet & Return Connections

 Oil Pressure Sender Taps

  Water Thermometer Sender Taps

 Tachometer Drive

    Connector

    Rotation Speed to Engine

SAE No. 4 (SAE J6l7c)

Flat Pad Mtg (SAE J6ol5b)(Opt.Low Pads)

For Sgl Plate Spring Loaded Clutch

Special

Both 3/4 - l6 UNF

7/l6 - 20 UNF

l/2 - l4 Dryrseal NPTF

Mechanical Type (Optional)

7/8 - l8 UNS

l/2

 Crankshaft Pulley 2 Pulley Grooves (Fan & Generator Drive)
 Color Blue


From the 1980 Scout Sales Data Book

CT-404-T