Piston Ring - Fitting

Fig 1: Measuring Piston Ring Gap

Courtesy of DAIMLERCHRYSLER CORP.

1 - FEELER GAUGE

Wipe cylinder bore clean. Insert ring and push down with piston to ensure it is square in bore. The ring gap measurement must be made with the ring positioning at least 12 mm (0.50 inch) from bottom of cylinder bore. Check gap with feeler gauge (1). See Fig 1. (Refer to ENGINE - SPECIFICATIONS) .

Fig 2: Measuring Piston Ring Side Clearance
Courtesy of DAIMLERCHRYSLER CORP.

1 - FEELER GAUGE
Check piston ring to groove side clearance with a feeler gauge (1). See Fig 2. (Refer to ENGINE - SPECIFICATIONS) .