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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 703 (Engine - 4.2L - F-150) >> Disassembly And Assembly Of Subassemblies >> Piston >> Assembly

Disassembly And Assembly Of Subassemblies: Piston: Assembly

WARNING: This page is about a different car, the 2007 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
  1. Lubricate the piston pin and piston pin bore with clean engine oil.
    Fig 1: Identifying Piston Pin
    GF0002549Courtesy of FORD MOTOR CO.
  2. NOTE: The connecting rod can be installed in either direction.
    Fig 2: Positioning Piston Pin In Bore
    GF0002550Courtesy of FORD MOTOR CO.
  3. Position the piston pin in the bore aligned with the connecting rod bore.
  4. Using the special tool, press the piston pin into the piston and rod assembly.
    Fig 3: Pressing Piston Pin Into Piston And Rod Assembly
    GF0002547Courtesy of FORD MOTOR CO.
  5. Install the piston rings.
    Fig 4: Installing Piston Rings
    GF0002546Courtesy of FORD MOTOR CO.
  6. Make sure the ring gaps (oil spacer-A, oil ring-B, compression ring-C) are correctly spaced around the circumference of the piston.
    Fig 5: Making Ring Gaps Correctly Spaced Around Circumference Of Piston
    GF0002551Courtesy of FORD MOTOR CO.