Explorer 2WD V6-4.0L VIN K Flex Fuel (2002)
Piston: Specifications
Connecting Rod, Piston and Rings
Side Clearance (Assembled to Crankshaft) ................................................................................................ 0.092 - 0.268 mm (0.0036 - 0.0106 inch)
Piston Pin Bore or Bushing I.D. ................................................................................................................. 23.958 - 23.976 mm (0.943 - 0.944 inch)
Rod Bearing Bore I.D.
.......................................................................................................................................................................................... 56.82 mm (2.237 inch)
.......................................................................................................................................................................................... 56.84 mm (2.238 inch)
Rod Bearing Bore Out-of-Round ............................................................................................................................................ 0.01 mm (0.0004 inch)
Rod Length Center to Center .................................................................................................................. 145.965 - 146.035 mm (5.746 - 5.749 inch)
Alignment (Bore-to-Bore Maximum Diff.) Twist .................................................................... 0.038 mm per 25.4 mm (0.0015 inch per 1.000 inch)
Alignment (Bore-to-Bore Maximum Diff.) Bend ................................................................................. 0.0125 mm per 25.4 (0.00049 inch per 1.00)
Piston Pin Length ............................................................................................................................................... 72.0 - 72.8 mm (2.835 - 2.866 inch)
To Piston Pin Bore Clearance ...................................................................................................................... 0.01 - 0.016 mm (0.0004 - 0.0006 inch)
To Connecting Rod Bushing Clearance .............................................................................. Press Fit -0.018 to -0.042 mm (-0.0007 to -0.0017 inch)
Piston Bore Clearance Selective Fit ............................................................................................................. 0.030 - 0.050 mm (0.0012 - 0.002 inch)
Diameter-Coded STD ........................................................................................................................... 100.380 - 100.400 mm (3.952 - 3.9528 inch)
Diameter-Coded0.5 mm ......................................................................................................................... 100.880 - 100.900 mm (3.971 - 3.972 inch)
Diameter-Coded 1.0 ............................................................................................................................... 101.350 - 101.370 mm (3.990 - 3.991 inch)
Top Ring Groove Width ................................................................................................................................ 1.23 - 1.25 mm (0.0484 - 0.0492 inch)
Bottom Ring Groove Width ........................................................................................................................... 1.52 - 1.54 mm (0.0598 - 0.0606 inch)
Oil Ring Groove Width .................................................................................................................................. 3.01 - 3.03 mm (0.1185 - 0.1193 inch)
