ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Cylinder Head Assembly > < Procedures|Page 1568
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Piston Ring: Specifications

Piston Ring gap
Compression (top) (in gauge) ...................................................................................................................................................  0.25-0.50 mm (0.01-0.02 in)
Compression (bottom) (in Gauge) ............................................................................................................................................  0.25-0.50 mm (0.01-0.02 in)
Oil ring (steel rail) (in Gauge) ...............................................................................................................................................  0.25-1.25 mm (0.010-0.049 in)

Side clearance
1st ring ..........................................................................................................................................................................  0.040-0.095 mm (0.0016-0.0037 in)
2nd ring .........................................................................................................................................................................  0.040-0.095 mm (0.0016-0.0037 in)

Cylinder Head Assembly > < Procedures|Page 1568