Sierra 94202 10W-30 FCW 4-Stroke Outboard Oil — 1 Qt
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Purpose-Built 4-Stroke Marine Engine Oil
Sierra 94202 is a 10W-30 marine engine oil specifically formulated for 4-stroke outboard motors. It meets or exceeds the performance standards set by leading outboard manufacturers including Mercury, Yamaha, Johnson-Evinrude, Suzuki, and Honda — and carries NMMA FC-W® Certification, the marine industry's benchmark for 4-stroke outboard oil quality.
Key Benefits
- NMMA FC-W® Certified — meets API SJ, CF-2, and CH-4 performance standards
- Excellent anti-wear protection for high-RPM marine engine components
- Maximum corrosion resistance to guard against the harsh saltwater and freshwater environment
- Reduces sludge buildup, keeping the engine cleaner for sustained efficiency
- Low-temperature viscosity for reliable cold-weather starting
Best Use Case
The right choice for routine oil changes on 4-stroke outboard engines where the manufacturer specifies a 10W-30 FC-W certified oil. Works across a wide range of popular outboard brands, making it a practical stock item for mixed-fleet service. Pairs well with a complete oil change kit — see the Sierra 9394 Oil Change Kit for a bundled solution that includes filter, gasket, funnel, and shop towel.
Parts Desk Insights
This is a high-turn consumable that moves consistently through seasonal service periods. Customers doing their own maintenance often buy it alongside a filter and drain gasket — pointing them to the Sierra 9394 Oil Change Kit is an easy upsell that improves the transaction and reduces return visits for missing components. Best use case: any 4-stroke outboard requiring 10W-30 FC-W oil at a standard service interval.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.