Piston Ring Side Clearance
WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
- Measure side clearance of piston ring and piston ring groove with feeler gauge.
 Courtesy of NISSAN NORTH AMERICA, INC.
|
| Standard Side Clearance |
| Top ring |
: 0.045 - 0.080 mm (0.0018 - 0.0031 in) |
| 2nd ring |
: 0.030 - 0.070 mm (0.0012 - 0.0028 in) |
| Oil ring |
: 0.045 - 0.125 mm (0.0018 - 0.0049 in) |
| Maximum Limit |
| Top ring |
: 0.11 mm (0.0043 in) |
| 2nd ring |
: 0.1 mm (0.004 in) |
| Oil ring |
: - |
- If out of specification, replace piston ring assembly. If clearance exceeds maximum limit with new rings, replace piston.