ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Piston Ring, Engine > < Engine Crankshaft - Pulley Bolt Service Precautions|Page 1664
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Piston: Specifications

Piston

Diameter (1) ....................................................................................................................................................................  87.5-87.51 mm (3.444-3.445 inch)
Diameter (2) ..............................................................................................................................................................  87.51-87.52 mm (3.4452-3.4456 inch)
Diameter (3) ..................................................................................................................................................................  87.52-87.53 mm (3.444-3.446 inch)
Piston-to-bore clearance ............................................................................................................................................  0.025-0.045 mm (0.0009-0.0017 inch)
Ring groove width - top ............................................................................................................................................  1.203-1.205 mm (0.0473-0.0474 inch)
Ring groove width - 2nd ................................................................................................................................................  1.17-1.19 mm (0.0460-0.0468 inch)
Ring groove width - oil .............................................................................................................................................  2.501-2.503 mm (0.0984-0.0985 inch)
Piston skirt coating thickness ....................................................................................................................................  0.008-0.020 mm (0.0003-0.0007 inch)
Piston Pin
Diameter ....................................................................................................................................................................  20.995-21.0 mm (0.8266-0.8268 inch)
Length ...............................................................................................................................................................................  59.6-60.4 mm (2.346-2.377 inch)
Piston-to-pin clearance ..............................................................................................................................................  0.008-0.016 mm (0.0003-0.0006 inch)
Pin-to-rod clearance ..................................................................................................................................................................................................  Press fit

Piston Ring, Engine > < Engine Crankshaft - Pulley Bolt Service Precautions|Page 1664