SPECIFICATIONS
SPECIFICATIONS
Section 03-01B: Engine, 3.0L V-6 1997 Aerostar, Ranger Workshop Manual
Torque Specifications
Torque Specifications — Except When Another Value Is Specified for That Particular Part
Thread Size —
Cast Iron Aluminum Thread Size —
Cast Iron and Aluminum
1/4-18 Pipe 16-24 Nm
(12-18 Lb-
11-16 Nm
(8-12 Lb-Ft)
M6 8-12Nm (71-106 Lb-In)
3/8-18 Pipe 30-44 Nm
(22-32 Lb-
16-24
Nm (12-18 Lb-
M8 20-30 Nm (15-22 Lb-Ft)
M10 40-55 Nm (30-41 Lb-Ft)
M12 70-95 Nm (52-70 Lb-Ft)
M14 110-155 Nm (81-114 Lb-
General Specifications
Item Specification
Displacement 3.0L
Number of Cylinders 6
Bore and Stroke
Bore
Stroke
Firing Order 1-4-2-5-3-6
Oil Pressure (Hot 2500 RPM)
40-60 PSI
Drive Belt Tension See Chart
Cylinder Head And Valve Train
Item Specification
Combustion Chamber
Volume (cc)
50.1-47.1
Valve Guide Bore Diameter
Intake and Exhaust
8.745-8.720mm
(0.3443-0.3433 In.)
Valve Seats
Width— Intake and Exhaust 1.5-2.0mm (.06-.08 In.)
Angle 45°
Runout (T.I.R.) 0.076mm (0.003 In.)
Bore Diameter (Insert
Counterbore Diameter)
47.097mm (1.8542 In.) Max.
file://C:\TSO\tsocache\VDTOM_5368\SVK~us~en~file=SVK31B50.HTM~gen~ref.HTM