Piston Ring-to-Groove Clearance

2007 Ford Fusion SEL, 2.3 Z, StandardSECTION Piston Ring-to-Groove Clearance
WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the piston for ring land damage or accelerated wear.
    Fig 1: Identifying Piston
    G03946841Courtesy of FORD MOTOR CO.
  2. Measure the piston ring-to-groove clearance.
    • If out of specification, install new components as necessary. Refer to ENGINE for the procedure.
      Fig 2: Measuring Piston Ring-To-Groove Clearance
      G03885030Courtesy of FORD MOTOR CO.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.