The Ultimate Guide to 5W30 and 5W40 Understanding Motor Oil Grades

5w-30 is thinner / less viscous / flows more at colder temperatures than 10w-30 oil. ... Do high mileage oils make a difference? Reduced oil ... Valvoline Engine Oil - 5W30, 5W40, 10W40 - Autos (37) - Nairaland ... Disclaimer: Every Nairaland member is solely responsible for anything that he/she posts or ... 5W-40 is as thick as single grade 40 weight at 100°C, and will pump down to -30°C (at least right after oil change). 5W30 Engine Oil · View more. Antifreeze & Screenwash; Blue Antifreeze ... 5W40 Engine Oil fitting available, select nearest workshop at checkout. £10.49. The S2000 user's manual has a temperature range for oils... basically 10W-30 is recommended for "normal" climates, while 5W-30 is recommended ... The 5w40 will be thicker when warm. Full synthetic also tends to flow more freely when cold. For example, if the original car is 5W-30, you can choose 5W-40 or 0W-40, but you cannot choose 5W-20. The original car requires high oil ... I don't know any tuners out there, or even my tuner. Y'all wanna chime in and help me? I'm getting killed out here. And we switch on 0 W 20 to ... ... that is optimum under a set of operating conditions. For your vehicle this might be 0w-20, or 5w-40, just fo... compared to the 0W20 oil. So the 5W30 oil perform the best, but the 5W20 oil perform just about as well. It's very common for people to refer to ...