Purpose and Specifications

Castrol Power 1 4T 20W-50 is a premium motorcycle engine oil designed for 4-stroke bikes, delivering outstanding acceleration and protection under high stress. Its 20W-50 viscosity flows smoothly in cold starts down to -10°C and stays thick during hot rides up to 150°C or more, protecting your engine, clutch, and gears with Trizone Technology.

• Excellent acceleration: Gets you 8 meters ahead compared to competitor oils in tests on bikes like Honda CB125F.
• Power protection: Keeps engine power like new even after long high-speed, high-heat runs.
• Smooth wet clutch: Prevents slipping for reliable power transfer and gear shifts.
• Meets API SJ and JASO MA2: Safe for modern motorcycles with catalysts.

1-liter bottle perfect for topping up or small engines. Shelf life up to 5 years if stored cool and dry below 60°C.

When to Use / Replace?

Use in 4-stroke motorcycles needing 20W-50 oil, especially for high-RPM riding, hot climates, or air-cooled engines. Ideal for daily commutes, long tours, or track days where heat builds up.

• Replace every 5,000-10,000 km or 6-12 months, whichever comes first, based on riding conditions.
• Check level monthly and top up as needed to avoid wear.

FAQ

Is this oil good for wet clutch bikes? Yes, JASO MA2 rating ensures smooth clutch grip without slipping.

Can I use it in hot weather? Absolutely, it resists breakdown at high temps over 150°C for air-cooled engines.

How long does it last on the shelf? Up to 5 years stored properly under cover, away from sun and freezing.