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The 8 Best 20w 50 motorcycle oils of 2024

Are you trying to find 20w 50 motorcycle oils among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling 20w 50 motorcycle oils on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 14 hours of research and did 51 20w 50 motorcycle oils tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best 20w 50 motorcycle oils you can buy today

SaleNo. 1
Valvoline 4-Stroke Motorcycle SAE 20W-50 Motor Oil 1 QT
  • SUPERIOR WET CLUTCH PROECTION to ensure smooth shifting and maximum power transfer
  • FORMULATED TO MAXIMIZE POWER AND MINIMIZE WEAR without causing extra wear and tear on critical moving parts
  • CLEANING AGENTS FIGHT HARMFUL DEPOSITS that can reduce oil flow and rob your engine of power and efficiency
  • VISCOSITY IMPROVERS RESIST FILM BREAKDOWN that can leave internal moving engine parts vulnerable
  • SPECIAL ADDITIVES PREVENT FOAMING AND INHIBIT CORROSION and acid formation that can cause internal parts to rust
  • AMERICAN MADE & FORMULATED to maximize your engine’s life and improve it’s performance
SaleNo. 2
Mobil 1 96936 20W-50 V-Twin Synthetic Motocycle Motor Oil - 1 Quart (Pack of 6)
  • Product Type:Auto Accessory
  • Item Package Dimension:7.625 " L X8.125 " W X9.625 " H
  • Item Package Weight:11.0 Lbs
  • Country Of Origin: China
No. 3
Castrol Power1 V-Twin 20W-50 Full Synthetic Motorcycle Oil, 1 Quart, Pack of 6
  • Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
  • Race derived technology for maximum engine acceleration
  • Extreme high temperature air-cooled performance
  • Excellent shear stability to prevent viscosity breakdown
  • Exceeds API SL and JASO MA-2
No. 4
Lucas Oil 10700 High Performance SAE 20W-50 Motorcycle Oil - 1 Quart (Pack of 6)
  • Package Dimensions: 8.75 L x 9.13 H x 7.75 W (inches)
  • Package Weight : 12.5 pounds
  • Country of Origin : United States
  • Part number: 10700
No. 5
Quicksilver 20W-50 Full Synthetic Motorcycle Oil – 1 Gallon
1,205 Consomer Reviews
Quicksilver 20W-50 Full Synthetic Motorcycle Oil – 1 Gallon
  • PERFORMANCE - Full synthetic formula with excellent film strength to resist shear and oxidation for maximum fluid life
  • PROTECTION – Additives protect against corrosion of internal engine components and provides overall engine wear protection in high heat conditions
  • PEACE OF MIND - Easy starting and instant cold flow engine protection in low temperatures
  • HARSH CONDITIONS – Optimizes clutch performance even in wet clutch applications
  • FITS EVERYTHING – Meets or exceeds all major powersports vehicle manufacturer’s warranty requirements
  • Manufacturer part number 8M0060086
SaleNo. 6
Castrol Actevo 4T 20W-50 Synthetic Blend Motorcycle Oil, 1 Quart, Pack of 6
1,039 Consomer Reviews
Castrol Actevo 4T 20W-50 Synthetic Blend Motorcycle Oil, 1 Quart, Pack of 6
  • Formulated with Trizone technology to protect all 3 critical zones - engine, clutch and gearbox
  • Active Protection Molecules (APM) are a new ingredient that enhance the lubricant's ability to cling to vital engine components
  • Excellent engine wear protection during long trips, short commuting and stop/start conditions
  • Superior added protection ensures adequate lubrication before the engine reaches 51°C - when most engine wear typically occurs
  • Exceeds API SG and JASO MA-2
SaleNo. 7
Lucas Oil 10702 SAE 20W-50 Synthetic Motorcycle Oil - 1 Quart Bottle
  • Longer oil life
  • Meets or exceeds: API SG/SF/CC/CD, JASO MA and JASO MA-2, ACEA A3
  • Lower oil temperatures
  • Less noise, fewer leaks
No. 8
Lucas Oil 10702 High Performance Synthetic 20W-50 Motorcycle Oil - 1 Quart, Pack of 6
  • Package Dimensions: 8.75 L x 9.13 H x 7.75 W (inches)
  • Package Weight : 12.5 pounds
  • Country of Origin : United States
  • Part number: 10702
No. 9
AMSOIL Full Synthetic Motorcycle Oil 20W-50 1 Gallon
199 Consomer Reviews
AMSOIL Full Synthetic Motorcycle Oil 20W-50 1 Gallon
  • Withstands Extreme Heat
  • High-Performance Lubricant for Motorcycle Engines, Transmissions and Primary Chaincases
  • Delivers Superior Rust Protection
  • Extreme-Pressure Protection for Gears and Chains
No. 10
Castrol GTX 20W-50 Conventional Motor Oil, 5 Quarts
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual
  • Maximum protection against viscosity and thermal breakdown
  • Unique TriShield technology provides superior deposit protection
  • Premium, custom made additives enable advanced performance
SaleNo. 11
Castrol 06102 GO! 20W-50 4T Motorcycle Oil - 1 Quart Bottle, (Pack of 6)
  • Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
  • Provides maximum protection against viscosity and thermal breakdown
  • Delivers superior engine wear protection and high film strength for high revving motorcycle engines
  • Specialized additives help prevent against ring-sticking and build-up of harmful deposits
  • Exceeds API SG and JASO MA-2
No. 12
Royal Purple 01316 4 1-Quart Bottles of Max-Cycle Synthetic Motorcycle Oil 20W-50
34 Consomer Reviews
Royal Purple 01316 4 1-Quart Bottles of Max-Cycle Synthetic Motorcycle Oil 20W-50
  • Case of 4 // 1 Quart (32 Ounces)
  • Greater wear protection on startup /Cleaner more effcient engines/ Superior rust and corrosion protection / Cooler operation and less parasitic power loss
  • Meets or exceeds API requirements and is rated JASO MA2, that is the highest rating for wet clutch compatibliity under the JASO Clutch Friction Test.
  • Formulated with select synthetic base oils and Royal Purple's propriety Synerlec additive technology.
No. 13
Yamaha Original OEM Yamalube LUB-20W50-AP-04 Hi All Purpose Performance 4-Stroke Engine Oil Yamalube OEM - 1 Gallon
  • Original OEM Yamaha Yamalube
  • Includes 1 Gallon
  • This performance-blended mineral oil is suitable for use in motorcycles, ATVs, Side-by-Side vehicles, and scooters
  • This oil meets or exceeds the JASO MA requirements, which includes the highest certified motorcycle engine oil rating that ensures proper wet clutch performance
  • Made by Yamaha specifically for Yamaha
No. 14
Quicksilver 20W-50 Synthetic Motorcycle Oil - 1 Qt.
  • PERFORMANCE – Provides consistent oil flow across a wide range of temperatures
  • PROTECTION – Protects against corrosion of internal engine parts during storage or non-use
  • PEACE OF MIND – Formulated to protect air-cooled engines in extreme heat conditions
  • HARSH CONDITIONS – Optimized for high heat applications
  • FITS EVERYTHING – Specially formulated and works in all Harley Davidson applications
  • Manufacturer part number 8M0166407
No. 15
Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts
  • Castrol Classic 20W-50 is suitable for use in automotive gasoline engines where the manufacturer recommends an API SJ or earlier specification 20W-50 lubricant. NOTE: NOT FOR USE IN MODERN ENGINES WITH CATALYTIC CONVERTERS OR WET CLUTCH APPLICATIONS
  • Specialized additives containing high Zinc (1400 PPM Max) and Phosphorus for extreme wear protection
  • Formulated to maintain tough and thick oil film even under severe conditions
  • Minimal foaming and high resistance to thermal degradation
  • Compatible with gasoline and alcohol-based fuels
No. 16
Kawasaki 4-Stroke Motorcycle Engine Oil 20W50 1 Gallon K61021-301
  • Prolonged engine life through improved engine cleanliness and reduced oil volatility Improved shift quality through enhanced transmission / clutch performance and dependability
  • Recommended in applications requiring API SL, JASO MA and JASO MA2 engine oil
  • Sold in Package Quantity of 4
SaleNo. 17
Lucas Oil 10700 SAE 20W-50 Motorcycle Oil - Gray, 1 Quart (32 Ounces)
  • Part number: 10700
  • Fit type: Vehicle Specific
  • Package Weight: 2.05 pounds
  • Oem equivalent part number: 10700
No. 18
Castrol 20W50 Actevo X-tra 4T Motorcycle Oil - 1 Gallon 3168
  • Part synthetic 4-stroke motorcycle oil protects your bikes engine against high temperature deposit and wear
  • Formulated with Heat Protection Molecules to combat and minimize the formation of harmful high temperature combustion deposits
  • Outstanding high temperature oil consumption and oxidation control
  • Exceeds API SG, JASO MA2
SaleNo. 19
Royal Purple (06316-6PK Max-Cycle 20W-50 High Performance Synthetic Motorcycle Oil - 1 Quart, (Case of 6)
455 Consomer Reviews
Royal Purple (06316-6PK Max-Cycle 20W-50 High Performance Synthetic Motorcycle Oil - 1 Quart, (Case of 6)
  • Greater Wear Protection On Startup
  • Clean Efficient Equipment Extends Equipment Life
  • Protects Engine From Rust And Corrosion
  • Increases Engine Life And Performance

How to choose a good 20w 50 motorcycle oils

Does the idea of finding a fantastic 20w 50 motorcycle oils make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in 20w 50 motorcycle oils. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top 20w 50 motorcycle oils products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top 20w 50 motorcycle oils on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top 20w 50 motorcycle oils brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top 20w 50 motorcycle oils based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the 20w 50 motorcycle oils were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good 20w 50 motorcycle oils, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your 20w 50 motorcycle oils.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting 20w 50 motorcycle oils for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our 20w 50 motorcycle oils. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what 20w 50 motorcycle oils should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on 20w 50 motorcycle oils.