What is a flat tappet camshaft and how does it affect oil choice? What are roller rockers and how do they affect oil choice?

5 days ago ... When you spray it on, it run down, but this is nice because it doesn't, like, run everywhere, and you can just rub it in. kind of like lotion. What is the difference between different grades of motor oil? What do the numbers and letters mean? Here's a hint: the 'W" in 5W-30 does not mean "weight". ... oil and grease (O&G)]. Solids - A measurement of the concentration of ... My lab reports lists my results in “ppm.” What does that mean? Most ... ... Oil and Gas Reporting Identification Number (OGRID). This is different from ... does not have employees must obtain a Federal Employer Identification Number (FEIN) ... Nov 7, 2022 ... However, high-viscosity oil can also mean increased wear and ... What Do These Numbers Mean? All oil classifications fall under the ... Higher viscosity means the oil is thicker and flows more slowly, while lower viscosity means the oil is thinner and flows more easily. These are translated into the easier to understand SAE viscosity numbers you see on an oil bottle. OK . . .What does a 5W-30 do that an SAE 30 won't? When you ... Mar 5, 2025 ... The right oil for your car's engine is mentioned in your car's owner's manual and contains these numbers, which means that you should buy an oil ... Jan 17, 2023 ... AMSOIL synthetic lubricants boast high VI numbers, meaning they're more stable than competing lubricants under extreme temperatures and ... The octane number is actually the simple average of two different octane rating methods—motor octane rating (MOR) and research octane rating (RON)—that differ ...