Engine oil technical data · Castrol
CASTROL MAGNATEC STOP-START 5W-30 C3
CASTROL MAGNATEC STOP-START 5W-30 C3 is a 5W-30 C3 engine oil (ACEA C3 · API SN). According to the manufacturer's data sheet it has a viscosity of 72 mm²/s at 40 °C, 12.2 mm²/s at 100 °C, a viscosity index of 166 and a pour point of −39 °C.
Data sheet ↗ Data verified: 3 Nov 2026
Parameters from the data sheet
| Parameter | Value | Class median 5W-30 C3 |
|---|---|---|
| Viscosity 40 °C | 72 mm²/s | 70 mm²/s |
| Viscosity 100 °C | 12.2 mm²/s | 12 mm²/s |
| Viscosity index | 166 | 169 |
| TBN | not stated | |
| CCS −30 °C | 6400 mPa·s | 5890.5 mPa·s |
| Pour point | −39 °C | −42 °C |
| Flash point | 207 °C | 230 °C |
| Density | 0.852 g/cm³ | 0.851 g/cm³ |
| HTHS 150 °C | not stated | |
| Sulphated ash | not stated |
All 5W-30 C3 oils → See the class table for a detailed comparison with other oils.
Specifications and approvals
- Specification
- ACEA C3 · API SN
- Approvals and recommendations
- MB 229.31/229.51; Renault RN0700/RN0710
Similar oils
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