5w-40 vs. 15w-40 the real truth? | BobIsTheOilGuy
2015年11月2日 · Hello all, Got a 2014 ford F550 6.7 powerstroke. Been running 5w-40 synthetic (Valvoline and DELVAC). The Ford manual says for severe service run 5w-40. I wanted to get …
10w-40 vs. 15w-40 | BobIsTheOilGuy
2004年8月30日 · This is an extension of my earlier thread regarding oil for my E30 325. In my area, my temperatures range from 50 to 70F all year. The manual recommends 10w-40 for …
10w30 vs. 15w40: Is there a difference? | BobIsTheOilGuy
2018年11月14日 · My engine is a 4JJ1, in an Isuzu D-Max 4wd. Factory oil is Besco Duramax 10w-30. Other recommendations in the handbook are all 15w-40: Shell Rimula R3X, or R2 …
Going to try Mobil Delvac 1300 15W-40, thoughts?
2015年8月5日 · I'm running Mobil Delvac 1300 Super 15W40 in my Semi truck, which has a 500 HP pre-epa Detroit Series 60 motor, and no complaints from me. I've also ran Delvac Elite …
Traveller 15w-40 @ Tractor Supply NEW Manufacturer
2007年5月14日 · Traveller 15w40 Diesel oil has had a decent reputation over the years and was made by Warren Distrubution however now it apparently is made by Martin Lubricants. Does …
Rotella t4 in a 350 gasser. | BobIsTheOilGuy
2022年3月19日 · Worked for a construction company in central Iowa from 2006-2009 as their fleet mechanic. Most of the trucks were either late 90s Vortec 350s or 01-05 Chevy 5.3 or 6.0 LS …
NEW Rotella T6 15w40 | BobIsTheOilGuy
2015年3月15日 · So comparing a similar formulated, 5W40 to a 15W40, the 15W40 would be more shear resistance and show lower Noack volatility, win & win if you can start with it. If you …
Best 15 W 40 Diesel Oil | BobIsTheOilGuy
2007年12月31日 · I saw your post regarding Delvac. I have a 2002 F350 PSD 7.3 and it will use 1-2 quarts between changes on the Rotella T 15w40. Although I think the Rotella T 15w40 is a …
15w40 - What minimum temperature? | BobIsTheOilGuy
2017年3月10日 · I don't think for a second that a 15w40 HDEO would cause the engine to start consuming oil again. I'm also unsure why it consumed oil at first. My theory is the old couple …
Anyone run Supertech 15w-40 with goodresults? | BobIsTheOilGuy
2008年2月21日 · I used to own a 2002 F350 4x4 with the 7.3 made by International. I ran the Motorcraft 15w40 with no issues at all. The Motorcraft 15w40 was made for Ford by Conoco, …