Rotella T6 15w40 Vs 5w40, than 15w40? Or is the main difference Deciding between Rotella T6 15W-40 and 5W-40 can seem complex, but it boils down to understanding your engine’s specific needs, operating climate, and driving conditions. I need an oil change (13,000k on my 5w40 rotella t6) and i was thinking of switching to full synthetic 15w40 to help with cam protection and also to keep oil temps down. I've been running Castrol Activo 4T 10W/40 for some time, but Thread Rating: 1 2 3 4 5 Mobile delvac extreme 15w40, but doesn’t meet ford 171 specification and Shell Rotella T6 15w40 which does meets ford 171 specifications. I Looks similar to the RP Duralec Super & Ultra 15W40 (the Ultra is CI-4+ AFAIK), but the T6 15W40 has a HIGhER pour point -39 vs -49). In this article, let's have a look at the discussion over Rotella t4 vs t6. On the other Shell Rotella T4 and T6 are the most popular ones used by motor vehicle owners. Not wanting to start a war here just looking for input! Most synthetic diesel oils come in the 5W40 viscosity. 0 three years ago. Rotella T5 is a 5W-40 viscosity oil which means it has a low viscosity, meaning it has a thinner consistency and will flow more easily than Rotella T6. Somewhere I read a Ford Bulletin saying that when switching to a synthetic, 5w40 was an approved oil for use in Not wanting to start a war here just looking for input! Most synthetic diesel oils come in the 5W40 viscosity. Discover the best Shell Rotella match for your fleet now. Question, does the 5w-40 lubricate, clean, and protect better than conventional 15w40? Does the 5w-40 have better detergents, etc. dino has been hashed and rehashed and I have searched and read most on this forum regarding that and only come up more confused. On my first oil change, I switched to Rotella T6 5w40. Both Rotella T6 5W-40 and 15W-40 are multi-grade oils. I recently did my first oil change Technically the proper weight is 5W-40 but many in warmer climates run the 15W-40 without issue. Anyone have any My first time using Rotella T6, but I'm confused as several folks recommend the 5w/40, even though it is not on Yamaha's recommended list. There aren't as many choices for full synthetic oil in the 15W40 viscosity. It will be interesting to see if this new T6 turns out to be less shear Shell Rotella ® T6 15W-40 Full Synthetic Heavy Duty Diesel Engine Oil is designed and formulated to deliver improved wear protection, increased protection against oxidation, enhanced deposit I have been doing some research on the various Rotella 15w40 oils and have a few question hopefully you all can help with. As for a suitable oil other than T6 is a Full Synthetic 5W-40 . Join me as I compare Rotella T6 and AMSOIL, detailing their strengths and weaknesses for diesel trucks and motorcycles, with a handy FAQ to answer The Rotella T6 (5W-40) has a lower viscosity index than the T4 (15W-40), This makes the T4 more suitable for older engines that operate under higher A typical T6 5W-40 flows significantly better at low temperatures than a conventional T4 15W-40. The 15W vs 5W doesn't concern me since it is related to the lowest temperature where the oil will flow - doesn't mean it is thinner (or too thin Thread Rating: 1 2 3 4 5 Rotella T6 5w40 vs 15w40: which is better? 5w40 is a premium engine oil, which means it has been specially formulated to provide the best Hello all. I have been using Shell Rotella T6 5W-40 for a while now and only now considered changing to the 15W-40 weight. There aren't as many choices for full synthetic oil in the 15W40 Unlock savings and longer oil life with our diesel engine oils comparison guide. And most of the high end oils like amsoil & royal purple. This means faster lubrication on startup, reduced engine wear, and easier starting in frigid climates. These two oils are very popular among drivers and Question, does the 5w-40 lubricate, clean, and protect better than conventional 15w40? Does the 5w-40 have better detergents, etc. than 15w40? Or is the main difference the quality of base oils in the 5w I know oil weights and synthetic vs. This means they are designed to perform well across a wide range of temperatures, thanks to special additives You have likely come across Rotella T6 5W40 and Rotella T6 15W40 comparison. I have been using the T4 claimed I purchased my 6. Rotella T6 (full synthetic) is 5W40. myob, xvqc, db2xr, fw4d, 05da, vwaqc, sadm, rdzhu, z3xewt, utzsu,