A deep dive into "motorcycle engine oil": How to choose the right one for optimal engine performance and responsive throttle.

“"Engine oil" is like the blood that nourishes the heart of a motorcycle, especially Big Bikes that have high engine speeds and high temperatures. Choosing the right one... Motorcycle engine oil Therefore, it's not just about lubrication, but about protecting the engine, increasing horsepower, and dissipating heat.

Many people may wonder what the numbers on the bottle (e.g., 10W-40, 10W-50) mean? Or, can engine oil for small cars and big bikes be used interchangeably? Today... Showpow I've summarized everything for you, all in one place.

1. What are the differences between various types of engine oil (base oil)?

The first thing to consider is the "grade" of engine oil, which directly affects performance and price:

Regular engine oil (Mineral Oil)

Made from refined crude oil, it is the cheapest option but has a shorter lifespan and poor heat resistance.

  • Suitable for: A general-purpose motorcycle, low engine capacity, not for high-speed riding.

Semi-synthetic engine oil

It's a blend of conventional and synthetic oils to improve quality at an affordable price.

  • Suitable for: City bikes, commuter bikes, or small sports bikes (150-300cc)

100% Fully Synthetic Engine Oil

This is “The Best” For motorcycles! Manufactured using a fully chemical process, the oil molecules are uniformly aligned, it withstands extremely high temperatures, evaporates slowly, and provides superior engine protection.

  • Suitable for: All types of big bikes, High-revving cars, race cars, or people who have a special passion for cars.

น้ำมันเครื่องมอเตอร์ไซค์ และบิ๊กไบค์ ฉบับหมดเปลือก! เกรดไหนดี ลื่นสุด

2. Learn to read the viscosity rating (SAE) and select the correct specification.

The numbers on the can, for example: 10W-40 or 10W-50 What does it tell us?

  • The number before W (Winter): This indicates the fluidity rating at low temperatures (in our hot climate, it may not be a top priority, but a low number means easier starting and faster oil circulation to the system).
  • The number after W (viscosity): Very important! State the viscosity value at the operating temperature (100°C).

    • Numbers 30-40: Suitable for new cars, general-purpose vehicles, and water-cooled vehicles.

    • Number 50-60: Suitable for big bikes with large engines, air-cooled engines, older engines with worn parts, or engines that are ridden at high RPMs for extended periods.

3. JASO Standards: Things to Know About Manual vs. Automatic Cars

Don't pick the wrong one! Because each type of vehicle's clutch system requires different additives:

  • JASO MA / MA2: for Manual transmission (Wet Clutch) It contains friction-enhancing additives to help the clutch engage properly and prevent slippage.

  • JASO MB: for Scooter/Automatic (Dry Clutch) Designed for maximum lubrication, helping to save fuel. (Do not install in vehicles with gears; the clutch will slip immediately!)

4. When should I change the engine oil? (Engine oil change interval)

The replacement interval depends on the oil grade and usage:

  • Regular engine oil: Every 1,500 – 2,000 km.

  • Semi-synthetic: Every 3,000 – 4,000 km.

  • Synthesize 100%: Every 5,000 – 6,000 km (or up to 1 year if driven infrequently).

> Tip: For those who drive fast or go on long trips, it's recommended to change the oil sooner than scheduled to ensure it's still fresh.

For big bike oil changes, go to Showpow Performance.

Maintaining a big bike isn't just about loosening the drain plug; it also involves checking the washer, oil filter, and ensuring the correct torque according to the manual.

at Showpow We offer a complete selection of premium engine oils from leading global brands, such as: Motul, Liqui Moly, Amsoil Professional oil change service available.

Want your engine to run smoothly, powerfully, and quietly, like a new car? Visit Showpow to choose the right engine oil formula for your vehicle.

  • On Nut Branch: 091-721-9516
  • Bang Phli Branch: 081-160-9017
  • Pracha Uthit Branch: 088-689-8274
  • Bang Bon Branch: 099-094-6668

Based on information from: www.superbikemag.com

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