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Home >> Ford >> 1996 >> Aerostar Van Window >> Repair and Diagnosis >> External Pages >> Different car >> Section 138 (4.0L V6 - VIN [X]) >> Engine Specifications >> Pistons Pins & Rings Specifications

Pistons Pins & Rings Specifications

WARNING: This page is about a different car, the 1995 Ford Ranger and 1995 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
PISTONS PINS & RINGS

Application In. (mm)
Piston
Clearance .0008-.0019 (.020-.048)
Diameter (1) 3.9524-3.9531 (100.390-100.409)
Pin Bore Diameter .9450-.9452 (24.003-24.008)
Pins
Diameter
Red Pin .9446-.9448 (23.993-23.998)
Blue Pin .9448-.9449 (23.998-24.000)
Length 2.84-2.87 (72.1-72.9)
Piston Fit .0003-.0006 (.008-.015)
Rod Fit Press Fit
Rings
No. 1 & 2
End Gap .015-.023 (.38-.58)
Side Clearance .0020-.0033 (.051-.084)
No. 3 (Oil)
End Gap (Steel Rail) .015-.055 (.38-1.40)
Side Clearance Snug Fit
(1) Measure at piston pin bore, 90 degrees to pin.