10W30 4T Semi-Synthetic Motorcycle Oil 1L JASO MA2 API SJ 4-Stroke Engine Oil
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10W30 4T Semi-Synthetic Engine Oil
Premium 4-Stroke Performance Lubricant - 1L
This Westway Oils 10W30 4T Semi-Synthetic engine oil is a professional-grade lubricant designed specifically for modern 4-stroke engines. Blended in the UK with a high-performance synthetic-based formula, it provides improved acceleration response and superior thermal stability, ensuring your engine remains protected under high-RPM stress and varied operating conditions.
Key Features
- ✔ JASO MA2 / MA Certified for wet clutches
- ✔ Advanced anti-wear additives
- ✔ Long-lasting shear resistance
- ✔ Catalyst safe / low oxidation formula
Technical Specs
| Viscosity: | SAE 10W-30 |
| API Rating: | SJ (Compatible with SH, SG, SF) |
| JASO Rating: | MA / MA2 |
| Size: | 1 Litre |
| Molybdenum: | Zero / Elevated levels removed |
Compatibility / Fitment Guide
| Engine Type | Application | Notes |
|---|---|---|
| Motorcycles | Honda, Yamaha, Suzuki, Kawasaki | All models requiring 10W30 4T |
| Marine Outboards | Honda BF series, Yamaha 4-Stroke | Suitable where API SJ/SH 10W30 is specified |
| Scooters / ATVs | High-Performance Metric Models | Safe for wet clutch and gearboxes |
OEM Cross Reference
| Westway Oils Part Number | ww1 |
| API Standards | SJ, SH, SG, SF |
| JASO Standard | T 903:2006 MA / MA2 |
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket lubricant produced by Westway Oils in the UK, manufactured to meet or exceed original equipment (OE) standards for performance and wear protection.
How do I know if it is compatible?
Check your engine manual for the viscosity and API rating. If it requires a 10W-30 viscosity with API SJ, SH, or JASO MA2 specifications, this oil is a perfect match.
Is this oil safe for engines with a wet clutch?
Yes, it is specifically formulated with JASO MA2 certification and contains no molybdenum additives that cause clutch slippage, making it ideal for bikes with wet clutches.
Note: Please verify your engine's requirements against the specifications above before purchasing. All products are dispatched quickly from 4boats.co.uk.
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