Piston Rings
PISTON RINGS
| Description | Specification | |
|---|---|---|
| Metric | Standard | |
| Ring Gap - Number 1 Ring (Top) | 0.25 - 0.40 mm | 0.010 - 0.016 in. |
| Ring Gap - Number 2 Ring (Center) | 0.30 - 0.45 mm | 0.012 - 0.018 in. |
| Ring Gap - Oil Control Ring (Steel Rails) | 0.15 - 0.66 mm | 0.006 - 0.026 in. |
PISTON RING SIDE CLEARANCE
| Description | Specification | |
|---|---|---|
| Metric | Standard | |
| Number 1 Ring (Top) | 0.025 - 0.083 mm | 0.0010 - 0.0033 in. |
| Number 2 Ring (Center) | 0.030 - 0.078 mm | 0.0012 - 0.0031 in. |
| Oil Control Ring (Steel Rails) | 0.007 - 0.173 mm | 0.0003 - 0.0068 in. |
PISTON RING WIDTH
| Description | Specification | |
|---|---|---|
| Metric | Standard | |
| Number 1 Ring (Top) | 3.00 - 3.20 mm | 0.118 - 0.126 in. |
| Number 2 Ring (Center) | 3.59 - 3.85 mm | 0.141 - 0.152 in. |
| Oil Control Ring (Steel Rails) | 1.930 - 2.083 mm | 0.076 - 0.082 in. |