Mobil told the Spring Mountain mechanics if it was below 300, on the track, don't worry about it. 10w30 is the better all-purpose motor oil between 10w30 and 10w40. This motor oil is also thinner in low temperatures. Valvoline SAE 10W-30 Motor Oil Version: 1.12 Revision Date: 01/10/2020 Print Date: 05/26/2020 10 / 16 For K-Series and Magnum engines, use SAE 30 oil for temperatures above 32 degrees F. Click to see full answer. These specs allow 10w30 engine oil to operate under hot conditions for extended periods without undermining engine performance. Temperature range for 5w30 and 5w40; 5w30 is used in temperature ranges from -25C to 25C, while 5w40 from -25C to 35C. While both winter-grade oils perform similarly and reduce drag during cold startups, the 10W-40 motor oil is more viscous in hotter climates and has a better temperature spectrum. Repco's range of Caltex engine oils has been selected to protect the life and performance of your engine, with a core range of products to suit your needs i would say if you have an older aircooled vw SAE 10W-30- Varying temperature range, this grade of oil improves cold-weather Purchase the right oil for your engine at shop SAE 30 w is usually . . AMSOIL Signature Series 5W-30 showed 38% less oil consumption than the tested conventional oil, requiring less-frequent top-offs, in the ASTM D5800 NOACK volatility test - 100% fully synthetic 3 Best motor oil brand - Castrol 5W-40 engine oil 3 Best motor oil brand - Castrol 5W-40 engine oil. . The 5w30 motor oil is multi-graded and is suitable to use in low temperatures. The number after the dash indicates how well the oil flows when it's warm. 10w30 is easier to find and much less expensive than 10w40. Promotes improved fuel economy in new-generation engines. The 10W30 engine oil is a versatile oil for most situations. by craftsman,. In SAE 30, there is one number. The only difference between these two oils is cold flow ability: a 10w30 oil will move slower than a 5w30 oil during cold startups. 5w-20. The "10w" refers to this lower viscosity in "winter" temperatures. Is not 30 grade oil always 30 grade? Higher numbers mean the oil is "heavier," or more viscous. It will perform best at temperatures above -18 degrees Celsius (0 degrees Fahrenheit) and below 30 degrees Celsius (86 degrees Fahrenheit). Stens Shield 4-Cycle Engine Oil. In comparison, the 5W20 oil range is -31F to 68F, while 5W30 is rated for -31F to 104F. You see, the Mobil 1 SAE 10W30 oil replaces many straight 30 oil compatible engines. This makes 10W-30 oil pretty stable at higher temperatures and pressure, and can run through critical engine parts without causing too much friction. A lot will depend on your truck. The "20" winter, in the 20w-50, is the oil viscosity when cold. But they both have the same high or operating temperature viscosity rating of 40. The 5340 motor oil can also be used in a temperature range of negative two hundred fifty (-250) degrees celsius to three hundred fifty (350) degrees celsius. Provides a cold start to the car and can be applied at minus 35 0 C. It has a wide temperature range and in summer or in hot climates withstands heat up to plus 40 degrees Celsius. The operating temperature of 10w30 is more common than the operating temperature of 10w40. The thinner the oil viscosity, the better the fuel economy will be because the lubricant flows easier. Their minimums are 9.3 and 12.5 respectively. The oil used should meet Ford's specification of WSS-M2C171-D or API CI-4 PLUS, CI-4/SL or DHD-1. BROWSE CATALOG. I'm serious: ANY oil will work, for a while, but if you want it to start in winter, and last a long time, follow the Book! To a great extent, this indicator gives an idea of how much the oil sustains in extreme loads. Today's advanced engine technology requires advanced protection. The main requirements for an engine oil are defined temperature-viscosity . At operating temperatures, both oils will have the same viscosity (30) and will flow and protect identically. manual says use syn. The Next Generation of Heavy Duty Engine Oil Chemistry - engineered to deliver longer oil life, better wear protection and longer . Learn which one to choose for your climate. It protects 40% better against wear, resists oil breakdown 10-times better, and defends 25% more against deposits than industry standards for . If you are looking for an all-purpose option, your 10w30 is the best option. ------------------. Some people have the misconception that 10W-30 and 10W-40 engine oils are fundamentally different. So the viscosity indexes are more in 10w40 oil than that in 15w40. As mentioned above, the level of temperatures you are residing in plays a vital role in selecting a specific type of motor oil . 10w30 is a multi-grade gear oil that changes its viscosity level as temperature changes. The viscosity index for the 15w40 motor oil stands at 135, whereas for 10w40, it is 150. has a ,wide range. 10W30 vs 10W40 Differences. At 100C operating temperature, both SAE 30 and SAE 10W30 oil act the same with a rarely visible difference. In the past, it was common for vehicles to require higher viscosity oils such as 20W-50's, 10W-40's and 10W-30's. This means that the oil will operate well when the temperatures are high. A significant temperature drop will thicken the oil, hindering its flow and eventually hindering the engine performance. what this means is that the oil industry scientists, in their labs, have created lubricants that flow better at low temperatures than . certified SAE 10W30 4Stroke Marine Engine Oil is recommended for general, alltemperature use. Many manufacturers have transitioned to 5W-30 motor oil viscosity, and 5W-30 or 0W-30 oil can be used in applications requiring a 10W-30 grade motor oil. oil,. 10W-30: 32 oz. Fuels - Viscosities vs. In place of 10W30 oil, SAE 30 is perfectly fine, provided that the oil is kept at a temperature no lower than 50 degrees Celsius. Provides high performance piston deposit control and turbocharger . 10w30 is a upgrade, I use syn. The oil in your car flows properly when it is at a normal temperature which means 100 degrees Celsius. In SAE 30, there is one number. Just remember: Always use the weight of oil that is recommended, and you will have a few issues. . 0000000: 000000: Semisynthetic Base Oil. Valvoline Advanced Full Synthetic, the motor oil designed to protect today's sophisticated engines, contains premium anti-wear additives, superior antioxidants and extra detergents. Personnally, I feel much more comfortable down around the 260 to 270 range. Therefore, a product with a 0 or 5 cold weather rating will be thinner and will flow more easily than a 10 or 20 rated one. This difference is because 10w30 motor oil is a multigrade oil, which means that it can maintain an ideal viscosity over a wider temperature range. The oil 0w40 is produced by several manufacturers and serves to ensure the stable operation of engines operated in critical weather conditions, in particular in severe frosts and negative temperatures. If it is a multi-grade say 10-30 then the bearing clearances will be greater. The reason for this flexibility is that it comes with a special additive called polymer that changes its traits when temperature rises or falls. It is recommended for temperatures down to -20 degrees Fahrenheit. Bottle-30 to 200 Amber: Yes: 0000000: 0000: 12: 00000000: 00000: 10W-30: 5 gal. (I am assuming this was written with conventional Mineral oils in mind). It is fully compatible with previous engine models and previous API Oil Service Categories. There are no much differences between the two oils in terms of the temperature range. Mobil Super Synthetic 10W-30 is a full synthetic high-performance motor oil that provides excellent high temperature protection even under severe operating conditions. SAE 10W-30, 55 gallon drum. Range, F: Color: With Detergent : Each: . Oil flow SAE 30- Warmer temperatures, most common oil for small engines. what this means is that the oil industry scientists, in their labs, have created lubricants that flow better at low temperatures than . A 5 weight oil is much thinner and thins out a lot as it heats up, too much so to make it usable in car engines. SAE 5W-30 and 5W-40 is acceptable for use below 30 degrees, and 0W-30 is acceptable below zero. The 5w40 motor oil is crude oil, and it can be used in a vehicle that has unleaded and leaded gasoline. At normal operating temperature, a single grade oil with a viscosity rating of 5 would be too thin to protect our engine. The 10W-30 viscosity has all but disappeared as a primary recommendation for vehicles except for certain diesel engines, and today serves as a viscosity alternate choice. 20: this is the oil's viscosity rating at high temperatures. In very simple words, the 10W40 oil is thicker than the 10W30 oil. BUT, why does it say 5w-30 is only good up to 10C ? Jun 5, 2002. I have a tractor mower that changes to a snow blower for the winter,. The "w" behind the five and the 10 indicates that those are the viscosities in colder or winter temperatures. 10W-30 oil can survive in a temperature as low as -13F and as high as 86F. Temperature - Fuels oil viscosities vs. temperature. Older engines can use the SAE30, while the 10W30 is for modern engines. 10W30 - Multigrade Oil. "5W" - the oil has a relative viscosity of "5" in "winter", which means it will flow quite easily in cold temperatures. Pail It's expressed by four or five characters, such as 10W-30. 10W30 is referred to as a multi-grade oil or blended oil. The short answer to this is no, 10W-30 oil is not the same as SAE 30. The oil is less slippery when it cools down to 25C or thereabouts. 5: this is the oil's viscosity rating at low or winter temperatures. The 0W-20 oil range is between -40F to 68F. The 5w30 motor oil will work within a temperature range of thirty degrees Celcius to thirty-five degrees Celsius. The last number represents the equivalent oil grade when it is hot. That's why we use a multigrade oil like 5w30. (All temperatures are in Fahrenheit.) The 30 refers to the viscosity at higher temperatures. If your car needs SAE 10W-30 engine oil, Castrol offers a range of options, all of which flow like 10 Weight oil when cold, and 30 Weight oil at full engine operating temperature. High Temperature Foaming, static foam: ASTM D6082 (Opt A) 20/0: High Temperature / High Shear Vis at 150C, cP: ASTM D5481: 2.97: Magnesium, wt. Please use Farenheight. Improved flow rate and pumpability versus SAE 15W-40 oils. The difference between 10w30 and 10w40 is the thickness of the oil at operating/high temperatures, at which 10w40 is thicker than 10w30. In This Guide When to Use 10w30 vs 10w40 High Mileage Vehicles How Oil is Graded Single Grade Oil The first viscosity number, "10" in the case of Fuel Economy. Note that operational temperature is a different thing, which is typically higher than the ambient temperature. Delo 400 XLE SAE 10W-30 delivers value through: Up to 1% improvement vs. SAE 15W-40 oils in Class 8 diesel engine bench testing. This was an ordinary 10W30 CJ-4 oil but with a FL1995 Powerstroke style filter, which is a bit more efficient than the standard FL784. Apr 8, 2005 We're in America. A significant temperature drop will thicken the oil, hindering its flow and eventually hindering the engine performance. The quality of an engine oil depends on the base stock and its properties as well as on the additives. Unless the temp drops below zero, 32 deg is generally in the middle of the temp spectrum for most oils. oil 5w40 you can get better use out of the oil if the Temp. this is a 2013 unit,. 10w30 and 10w40 weights are different. So to answer your question, both 10W-40 and straight 40 will give the same protection at operating temps. GD-H1311 Engine Oil Noack . 0000000: 000000: Semisynthetic Base Oil. What is the temperature range for 5w20 engine oil?-20F to +100F "30" - in operating temperature (100C), this is how viscous (how "thick") the engine oil is. Most engine manufacturers recommend a 5W or 10W oil for cold-weather starting. Delo400 LE SAE 10W-30 is a mixed fleet motor oil recommended for naturally aspirated and turbocharged four-stroke diesel engines and four-stroke gasoline engines in which the API . I don't know if it gets that cold (less than 32) in South Carolina. ; SAE 10W-30- Varying temperature range, this grade of oil improves cold-weather starting, but may increase oil consumption. The 5W-20 will have a lower viscosity and provide less resistance than the 10W-30 at both start-up and normal engine operating temperatures. BROWSE CATALOG. This motor oil is also thicker at lower temperatures. SAE 10w-30 engine oil. The difference between 10W30 multi - grade and straight grade oil is that it has been formulated to provide a 10W viscosity at very low temperatures to aid in cold-cranking in heavy engines. 10W30 - Multigrade Oil. If the recommended Mercury The 10W-40 will allow better starts in cold weather where as the straight 40 will cause a slow cranking in cold weather. When to Use 10w30 vs 5w30. and you dont have to change oil if it gets cold,. The viscosity of the winter number is tested at 0 degrees Fahrenheit. Answer (1 of 14): Surejust don't drive in winter,, and don't speed in summer. Different oil types can work best at certain temperatures. Oil Weight SAE 10W-30; Size 32 oz. It's actually about 320 when the oil start to lose it's effectiveness. . 10W30 is referred to as a multi-grade oil or blended oil. The fix is additives. The lower the number before the W (for "winter"), the better it flows in cold temperatures. Their "0W" shared grade means that they have a temperature range of -35 degrees Celsius when it comes to borderline pumping temperature. Below 40F (4.4C) and down to -10F (-23C), use 10W-30. . The new 5W/30 has been the default viscosity for many new cars. Both have almost the same characteristics, and the only difference is the oil viscosity. The low-temperature viscosity rating of 10w40 is '10' whereas for 115w40 it is '15'. You will first need to know what oil viscosity is and what the numbers of . /ubbthreads/images/graemlins/smokin.gif Some manufacturer's allow this option, others don't, because it depends on the engine and the . If the oil will be in the engine during winter and you live in a place where . Stens 770-133 . In stock and ready to ship. . All season formula for operation in broad temperature range; Antioxidants prevent rust and erosion; Meets API SL Rating; Priced per case, sold per case; Specially formulated for small engines; The "W" in 10W30 or 5w30 stands for winter and is the oil's flow characteristic at low temperatures. Same bene ts as KOHLER 10W-30 in a straight grade SAE30 formula Recommended for high-temperature operations and heavy-duty service Meets API Service Category CF, CF-2 and . A premium synthetic blend mixed-fleet engine oil formulated to protect lower-emission 2017 greenhouse (GHG17) diesel engines. Synthetic 5W-30 can be used in all temperatures. 10w40 is thicker, and creates less pressure but has more film strength. 5w30 works excellently under high temperatures and will thus provide more excellent motor protection. Choose from our selection of sae viscosity grade 10W-30 oil in a wide range of styles and sizes. This oil does not offer a wide operating temperature range like the 5W30, but it is still great for use in a large range of environments. This means that the oil will operate well when the temperatures are high. It handles cold starts well and is effective at reducing engine wear and tear on most light vehicles. It is designed to help provide long engine life and outstanding protection in vehicles of all ages, outperforming our conventional-synthetic blended . 5w30 vs 10w30: What Oil Companies Don't Tell You; AMSOIL vs Royal Purple vs Mobil 1 Synthetic Oil; 429 Cobra Jet Engine Specs; AR 670-1 Chapter 21-8: Other grade insignia . For a cold start, the engine prefers a lower viscosity so that the oil can quickly move around and lubricate the engine parts. A wide range. The meaning of this is as follows. Choose from our selection of sae viscosity grade 10W-30 oil in a wide range of styles and sizes. In stock and ready to ship. It says 10W-30 is good from -25C to 40C (it would never get below -10C anywhere I ever go!) Read to know more about the oil grades before taking a final decision on which to use on your lawnmower. w: this stands for "winter," and is part of the "5" rating. Boiling point/boiling range : No data available Flash point : 394 - 480 F / 201 - 249 C .