Quicksilver 25W-40 mineral 4‑cycle engine oil, FC‑W certified for use in marine outboards and sterndrive inboards, engineered for sustained high RPM and thermal stress.

• FC-W certified for marine 4‑cycle engines
• Suitable for outboards, sterndrives and inboard engines requiring 25W‑40
• Similar corrosion protection to semi‑synthetic formulations
• Exceeds FC‑W catalyst compatible requirements
• Litre Spec: SAE 25W-40 mineral oil Quicksilver Part No:92-8M0086224
• Size: 4 litre (approx. 0.88 imp gal)
• Formulated to withstand higher loads and sustained high RPM typical of marine use

Use where 25W‑40 viscosity is specified and follow engine manufacturer recommendations for oil change intervals.