I seriously doubt the tolerances are much tighter at all. Using a higher viscosity oil can do damage to the engine, in the amount of time that it takes the oil to heat up and thin down. If by putting a thinner oil that is easier to pump will require less power to pump it and therefore can increase mileage. I am about to do its first oil change on it and noticed that in the manual it says to use 5W-20. If I look in my service manual it says nothing, but has suggested oil chagne at 5000 miles. The tight tolerance between parts requires a thinner lubricant to penetrate the small clearances. Other than where the oil filter lives.
Who in their right mind puts the filter above the front diff? Modern engines are machined to a lot tighter tolerances than your dad's 1957 Chevy was. Most of that was leakage from the rear main and since it was a beater toward the end I just did not want to mess with it. All rear-wheel drive Lariat SuperCab and Lariat SuperCrew models include a 5. . I run 10W30 in the summer, 5W30 in the winter. Which also contributed a bit to my paranoia. You chose the specs that you want me to compare.
Go look up the engine specs yourself and you will see for yourself, they are very close to the same. Maybe on a dyno, under all kinds of controlled conditions, but not in real life. Note, most of the driving is city commuting and occasional local trailer pulling. In fact, they push 5w20 for all the Modular V8's, and even back dated the older Modulars to use 5W20. I would switch to a 5W30 for one oil change and see if it is better. My dad suggested using 15W-40 which seems a little excessive to me.
The tight tolerance between parts requires a thinner lubricant to penetrate the small clearances. You may buy some time by running 50% to 100% Lucas oil treatment in your rear differential. For more information, visit our. That being said, if you have cold winters run 5W20 or 5W30. This surprised me, I've never used 5W-20 in my life. The 0W stuff was literally like water, but very slippery! I really doubt that 5W-20 oil will provide any noticeable fuel economy improvement over 10W-30 oil. The 2005 Ford F150 was available in true blue metallic, dark shadow gray metallic, bright red, black, and Oxford White.
When I checked the manual I was surprised to see it wanted 5W-20 as I've never had a vehicle that took it before this is my first Ford. My 2005 Ford F150 with Triton 5. Now I know if the manufacturer says to use it it should be ok but to be honest the idea of using 5-20 makes me uncomfortable. The problem is the electronic throtel control but you have to replace the whole thing not sold seperatly hope that helps. All of that is very hard to prove. Also, what makes you think the engines are lasting longer than they used to? I know some self proclaimed car enthusiasts will have a heart attack at the very mention of 5W-20. Amsoil recommended 0W-20 motor oil for maximum performance and 5W-20 for normal performance.
This kit moves the oil filter to drivers side of the truck, just behind the front bumper. This surprised me, I've never used 5W-20 in my life. I don't dispute your specs, but they have no relevance to my statement. The 2005 Ford F-150 with a V-8 4. Looking over the specs between a 1990 5. Amsoil recommends using 0W-20 motor oil for maximum performance and 5W-20 oil for general performance.
Mar 25, 2016 how did you change the coolant? If it was a tolerance issue that prompted the new oil recomendation, they would have mentioned that. Looking over the specs between a 1990 5. When I was drag racing, I used Royal Purple 0W synthetic oil. This oil is an improved formulation to improve fuel economy. The reason that today's engines last longer is that all the parts fit much better.
My comparison was a 1957 Chevy to a 2005 Ford. The tight tolerance between parts requires a thinner lubricant to penetrate the small clearances. This surprised me, I've never used 5W-20 in my life. I never had bearing issues, and I admit it was a bit of a struggle for this old-fashioned guy to stop using 20W-50 racing oil and go to 0W. Their will be some sturt bars or if its 4 wheel drive it'll be above the front dif. I rebuild Chry diffs 10 to 1 compared to Chevy and about 10 to 3 on Fords.
Also, what makes you think the engines are lasting longer than they used to? The 2005 Ford F150 offered 5 distinct models, including three different cab choices and box lengths and two different box types. The 2010 Ford F-150, with a V-8 4. It towed a maximum of 9,900 pounds and had a maximum payload capacity of 3,000 pounds. I also have a F150 5. I never made a comparison of a 1990 and a 2005, you did. The 2000 F-150 with a 4.