Standard Procedure - Piston Ring - Fitting

Fig 1: Piston Ring Gap - Typical

Courtesy of DAIMLERCHRYSLER CORP.

1 - FEELER GAUGE

1. 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 positioned below normal ring travel in the cylinder bore. Check gap with feeler gauge (1). See Fig 1. For piston ring specifications (Refer to ENGINE - SPECIFICATIONS)  .
   Fig 2: Piston Ring Side Clearance - Typical

   Courtesy of DAIMLERCHRYSLER CORP.

   1 - FEELER GAUGE

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