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Ford VSG-413i Engine

General Technical Data

Engine Specifications

Engine Model ............... Ford VSG-413i
Engine Type ............... 4-cycle inline 4-cylinder OHV liquid-cooled industrial engine
Number of Cylinders ............... 4
Cylinder Arrangement ............... In-line
Engine Bore, in (mm) ............... 2.913 (73.99)
Engine Stroke, in (mm) ............... 2.972 (75.49)
Displacement, cu.in (L) ............... 79.3 (1.3)
Rated Engine Power, hp (kW) ............... 42.0 (31.3) at 3000 rpm
Rated Engine Speed, rpm ............... 2800-3000
Peak Torque, lb-ft (Nm) ............... 68.0 (92.2) at 2200 rpm
Idle Speed, rpm ............... 750-850
Compression Ratio ............... 9.5:1
Firing Order ............... 1-2-4-3
Camshaft Drive Type ............... Duplex roller timing chain with mechanical tensioner
Valves Per Cylinder ............... 2
Valve Actuation Type ............... Pushrod operated rocker arm mechanism
Exhaust Manifold Material ............... High temperature cast iron alloy
Intake Manifold Material ............... Cast aluminum alloy
Crankshaft Material ............... Nodular cast iron with five main bearings
Connecting Rod Material ............... Forged steel H-section design
Piston Material ............... Autothermic aluminum alloy with steel inserts
Piston Pin Type ............... Floating fit press-locked rod eye design
Cylinder Block Type ............... Cast iron
Cylinder Head Type ............... Cast iron Crossflow
Lubrication System ............... Full-pressure scavenge type
Oil Pump Type ............... Rotor-type gear-driven eccentric pump
Oil Filter Type ............... Full-flow spin-on cartridge element
Cooling System ............... Forced liquid circulation with bypass system
Water Pump Type ............... Belt-driven centrifugal type pump
Air Cleaner Type ............... Heavy duty dry element dual-stage
Starting System ............... 12V Electric Starter Motor
Ignition System Type ............... Electronic distributorless solid-state
Electrical System ............... 12V negative ground system
Alternator Output, amp ............... 35 or 55

Fuel System

Fuel Type Capability ............... Gasoline, Liquefied Petroleum Gas, Natural Gas
Carburetor Manufacturer ............... Zenith or Motorcraft single-barrel draft down design
Fuel Pump Type ............... Mechanical diaphragm lift pump or electric supply pressure pump
Fuel Pump Delivery Pressure, psi (bar) ............... 3.5-5.0 (0.24-0.34)
Fuel Pump Volume Flow, qt/min (L/min) ............... 1.05 (1.00) at 2000 rpm
LPG Vaporizer Type ............... Two-stage heated regulator combination design
LPG Lock-Off Valve Type ............... 12V solenoid integrated safety device
Natural Gas Regulator Type ............... Secondary zero governor demand delivery system
Fuel Filter Core Element ............... In-line pleated synthetic media element
Air-Fuel Ratio Gasoline, lambda ............... 1.00
Air-Fuel Ratio Propane LPG, lambda ............... 1.05
Main Jet Size Diameter, in (mm) ............... 0.047 (1.20)
Idle Jet Size Diameter, in (mm) ............... 0.021 (0.53)
Choke Operational Type ............... Automatic electric thermostatic coil control
Throttle Body Bore Diameter, in (mm) ............... 1.26 (32.0)
Fuel Inlet Thread Specification ............... 1/8-27 National Pipe Thread tapered format
Governor Type ............... Integrated electronic velocity governor
Governor Actuator Connection ............... Electronic direct linkage shaft adapter

Dimensions and Weight

Overall Length, in (mm) ............... 21.4 (545)
Overall Width, in (mm) ............... 19.3 (490)
Overall Height, in (mm) ............... 24.1 (610)
Dry Weight, lbs (kg) ............... 215 (97.5)
Wet Weight, lbs (kg) ............... 232 (105)

Maintenance Data

Service Information

Compression Pressure, psi (bar) ............... 120.0-140.0 (8.27-9.65)
Cylinder Compression Variance Limit, psi (bar) ............... 15.0 (1.03)
Oil Pressure at 2000 rpm, psi (bar) ............... 40.0-60.0 (2.76-4.14)
Oil Pressure at Low Idle, psi (bar) ............... 15.0 (1.03)
Radiator Cap Pressure Rating, psi (bar) ............... 13.0 (0.90)
Thermostat Opening Temperature, F (C) ............... 180.0 (82.2)
Thermostat Full Open Temperature, F (C) ............... 202.0 (94.4)
Spark Plug Gap, in (mm) ............... 0.030 (0.76)
Ignition Timing, deg BTDC ............... 10 at 800 rpm
Intake Valve Open Timing , deg BTDC ............... 19
Intake Valve Close Timing, deg ABDC ............... 53
Exhaust Valve Open Timing, deg BBDC ............... 57
Exhaust Valve Close Timing, deg ATDC ............... 15
Intake Valve Clearance (Cold), in (mm) ............... 0.006 (0.15)
Exhaust Valve Clearance (Cold), in (mm) ............... 0.012 (0.30)

Engine Oil and Coolant

Engine Oil Type .................. SAE 10W-30, SAE 5W-30
API Service Classifications ......................... SG, SH, SJ, or SL
Engine Oil Capacity with Filter, qt (L) ............... 3.7 (3.5)
Engine Oil Capacity without Filter, qt (L) ............... 3.2 (3.0)
Cooling System Capacity, Engine Only, qt (L) ............... 2.6 (2.5)
Cooling System Total with Radiator, qt (L) ............... 6.3 (6.0)

Service Intervals

Change engine oil ............... Every 100 hours
Replace oil filter ............... Every 100 hours
Replace fuel filter ............... Every 250 hours
Inspect air filter ............... Every 50 hours
Replace air filter ............... Every 250 hours
Change coolant ............... Every 1000 hours
Valve-lash adjustment ............... Every 300 hours
Check fuel system ............... Every 500 hours
Replace spark plug ............... Every 500 hours
Compression test ............... Every 500 hours
Belt inspection ............... Every 100 hours

Service Specifications

Cylinder Bore Inside Diameter, in (mm) ............... 2.9126-2.9134 (73.980-74.000)
Cylinder Bore Maximum Wear Limit, in (mm) ............... 2.9173 (74.100)
Cylinder Bore Out of Round Limit, in (mm) ............... 0.0015 (0.038)
Cylinder Bore Taper Limit, in (mm) ............... 0.0015 (0.038)
Cylinder Liner Wall Thickness Base, in (mm) ............... 0.236 (6.00)
Main Bearing Journal Diameter, in (mm) ............... 2.1253-2.1261 (53.983-54.003)
Main Bearing Shell to Journal Clearance, in (mm) ............... 0.0009-0.0025 (0.023-0.064)
Connecting Rod Journal Diameter, in (mm) ............... 1.9366-1.9374 (49.190-49.210)
Connecting Rod Shell to Journal Clearance, in (mm) ............... 0.0007-0.0023 (0.018-0.058)
Crankshaft End Play, in (mm) ............... 0.003-0.011 (0.08-0.28)
Thrust Washer Thickness, in (mm) ............... 0.091-0.093 (2.31-2.36)
Connecting Rod Big End Bore I.D, in (mm) ............... 2.0660-2.0665 (52.476-52.489)
Connecting Rod Small End Bushing I.D, in (mm) ............... 0.8123-0.8127 (20.632-20.643)
Connecting Rod Center to Center Length, in (mm) ............... 4.545-4.549 (115.44-115.54)
Piston Skirt Outer Diameter, in (mm) ............... 2.9105-2.9115 (73.927-73.952)
Piston to Cylinder Wall Clearance, in (mm) ............... 0.0011-0.0029 (0.028-0.074)
Piston Pin Outer Diameter, in (mm) ............... 0.8120-0.8123 (20.625-20.632)
Piston Pin to Piston Pin Bore Clearance, in (mm) ............... 0.0002-0.0004 (0.005-0.010)
Top Ring Groove Width, in (mm) ............... 0.0795-0.0805 (2.019-2.045)
Second Ring Groove Width, in (mm) ............... 0.0795-0.0805 (2.019-2.045)
Oil Ring Groove Width, in (mm) ............... 0.1585-0.1595 (4.026-4.051)
Top Ring Side Clearance, in (mm) ............... 0.0016-0.0036 (0.041-0.091)
Second Ring Side Clearance, in (mm) ............... 0.0016-0.0036 (0.041-0.091)
Oil Ring Side Clearance, in (mm) ............... 0.0015-0.0035 (0.038-0.089)
Top Ring End Gap, in (mm) ............... 0.009-0.014 (0.23-0.36)
Second Ring End Gap, in (mm) ............... 0.009-0.014 (0.23-0.36)
Oil Ring End Gap, in (mm) ............... 0.015-0.030 (0.38-0.76)
Cylinder Head Deck Flatness, Total Length, in (mm) ............... 0.003 (0.08)
Cylinder Head Deck Flatness, Spanning Width, in (mm) ............... 0.001 (0.03)
Intake Valve Head Diameter, in (mm) ............... 1.417 (36.00)
Exhaust Valve Head Diameter, in (mm) ............... 1.142 (29.00)
Intake Valve Seat Face Angle, deg ............... 45
Exhaust Valve Seat Face Angle, deg ............... 45
Intake Valve Stem Outer Diameter, in (mm) ............... 0.311 (7.90)
Exhaust Valve Stem Outer Diameter, in (mm) ............... 0.312 (7.92)
Intake Valve Stem to Guide Clearance, in (mm) ............... 0.0010-0.0025 (0.025-0.064)
Exhaust Valve Stem to Guide Clearance, in (mm) ............... 0.0015-0.0030 (0.038-0.076)
Valve Guide Inside Diameter, in (mm) ............... 0.3125-0.3135 (7.938-7.963)
Valve Spring Free Length, in (mm) ............... 1.780 (45.21)
Intake Valve Seat Width, in (mm) ............... 0.060-0.080 (1.52-2.03)
Exhaust Valve Seat Width, in (mm) ............... 0.070-0.090 (1.78-2.29)
Valve Head Recess Depth, in (mm) ............... 0.032-0.048 (0.81-1.22)
Camshaft Journal Diameter (Front), in (mm) ............... 1.6860-1.6870 (42.824-42.850)
Camshaft Journal Diameter (Center), in (mm) ............... 1.6235-1.6245 (41.237-41.262)
Camshaft Journal Diameter (Rear), in (mm) ............... 1.5610-1.5620 (39.649-39.675)
Camshaft Journal Clearance, in (mm) ............... 0.0010-0.0030 (0.025-0.076)
Cam Lobe Lift (Intake), in (mm) ............... 0.234 (5.94)
Cam Lobe Lift (Exhaust), in (mm) ............... 0.239 (6.07)
Camshaft End Play, in (mm) ............... 0.002-0.007 (0.05-0.18)
Rocker Arm Shaft Outside Diameter, in (mm) ............... 0.6238-0.6244 (15.845-15.860)
Rocker Arm Bore Inside Diameter, in (mm) ............... 0.6252-0.6260 (15.880-15.900)
Rocker Arm Bore to Shaft Clearance, in (mm) ............... 0.0008-0.0022 (0.020-0.056)
Tappet Lifter Body Outside Diameter, in (mm) ............... 0.5425-0.5430 (13.780-13.792)
Tappet Lifter Bore Inside Diameter, in (mm) ............... 0.5437-0.5447 (13.810-13.835)
Tappet Lifter to Bore Clearance, in (mm) ............... 0.0007-0.0022 (0.018-0.056)

Tightening Torques

Cylinder Head Bolt (Stage 1), lb-ft (Nm) ............... 25.0 (33.9)
Cylinder Head Bolt (Stage 2), lb-ft (Nm) ............... 45.0 (61.0)
Cylinder Head Bolt (Stage 3), lb-ft (Nm) ............... 68.0 (92.2)
Main Bearing Cap Attaching Bolts, lb-ft (Nm) ............... 58.0 (78.6)
Connecting Rod Cap Retaining Nuts, lb-ft (Nm) ............... 24.0 (32.5)
Flywheel Mounting Assembly Bolts, lb-ft (Nm) ............... 52.0 (70.5)
Crankshaft Pulley Vibration Damper Bolt, lb-ft (Nm) ............... 110.0 (149.2)
Camshaft Sprocket Center Fastener, lb-ft (Nm) ............... 32.0 (43.4)
Camshaft Thrust Plate Attachment Bolts, lb-ft (Nm) ............... 8.0 (10.8)
Valve Rocker Shaft Support Bolts, lb-ft (Nm) ............... 28.0 (38.0)
Rocker Adjustment Locknut, lb-ft (Nm) ............... 13.0 (17.6)
Timing Chain Front Cover Plate M6 Fasteners, lb-ft (Nm) ............... 7.0 (9.5)
Timing Chain Front Cover Plate M8 Fasteners, lb-ft (Nm) ............... 15.0 (20.3)
Oil Pan Sump Perimeter Flange Fasteners, lb-ft (Nm) ............... 7.0 (9.5)
Oil Pan Sump Drain Plug, lb-ft (Nm) ............... 21.0 (28.5)
Oil Pump Assembly Housing Mount Screws, lb-ft (Nm) ............... 13.0 (17.6)
Intake Manifold Fuel Supply Mounting Fasteners, lb-ft (Nm) ............... 15.0 (20.3)
Exhaust Manifold Thermal Flange Fasteners, lb-ft (Nm) ............... 15.0 (20.3)
Water Pump Assembly Attaching Bolts, lb-ft (Nm) ............... 15.0 (20.3)
Thermostat Housing Water Casting Bolts, lb-ft (Nm) ............... 15.0 (20.3)
Spark Plug, lb-ft (Nm) ............... 17.0 (23.1)
Distributor Base Attachment Lock Bolt, lb-ft (Nm) ............... 13.0 (17.6)
Alternator Pivot Main Hinge Support Bolt, lb-ft (Nm) ............... 32.0 (43.4)
Alternator Adjuster Slotted Bracing Bolt, lb-ft (Nm) ............... 18.0 (24.4)
Starter Motor Flange Mounting Bolts, lb-ft (Nm) ............... 28.0 (38.0)
Fuel Lift Pump Camshaft Mounting Nuts, lb-ft (Nm) ............... 13.0 (17.6)
Oil Pressure Sensor Sending Switch, lb-ft (Nm) ............... 10.0 (13.6)
Water Temperature Thermal Sensor, lb-ft (Nm) ............... 15.0 (20.3)
Rocker Arm Cover Upper Sealing Screws, lb-ft (Nm) ............... 5.0 (6.8)
Flywheel Housing Adaptor Plate Attaching Bolts, lb-ft (Nm) ............... 32.0 (43.4)
Governor Electronic Control Unit Base Fasteners, lb-ft (Nm) ............... 6.0 (8.1)
Carburetor Base Flange Stud Attaching Nuts, lb-ft (Nm) ............... 15.0 (20.3)
LPG Vaporizer Mounting Support Assembly, lb-ft (Nm) ............... 18.0 (24.4)
Air Cleaner Intake Silencer Mounting Bracket, lb-ft (Nm) ............... 15.0 (20.3)
Crankcase Breather Separator Tube Screw, lb-ft (Nm) ............... 7.0 (9.5)
Timing Chain Tensioner Arm Pivot Anchor Pin, lb-ft (Nm) ............... 13.0 (17.6)
Fuel Filter Mounting Housing Bracket Hex Bolts, lb-ft (Nm) ............... 15.0 (20.3)
Fan Pulley Extension Spacer Adaptation Screws, lb-ft (Nm) ............... 15.0 (20.3)

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• Ford Engines Specs
  
• Ford TSG-416 Specs
  
• Ford VSG-411 Specs
  
• Ford VSG-413 Specs
  
• Ford ESG-642 Specs
  

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