Today I had the oil changed (valvoline 10/30) now at idle the pressure drops and the check gauges light comes on. Like others suggested if leaking and burning oil is a problem jump to 10w-30. The most common causes why your engine oil smells like gas are too rich fuel mixture, only driving for short distances, bad piston rings, or a faulty fuel injector. Internet *Author of original report: Ripoff on BITOG.com *General Comment: No Ripoff on BITOG.com *Author of original report: You are 100 percent wrong! Either way, they contain similar additives to address the problems related to wear. Sludge is a tar-like residue that can build up in an engine as the result of oil thickening or breakdown, most often the result of poor maintenance and infrequent oil changes. I usually have to put more oil in about 1500 miles after I get the oil changed. I typically use 1 pint per gallon of oil and it seems to make the engine smooth out after a tank of gas. The high mileage oil actually has more synthetic content than the regular M1, mainly in the form of esters. I have 1992 Geo Prizm that I've had for 5 years and now has 173,000 miles on it, I've used Super Tech oil in since I've owned it and never had a bit of trouble, it gets changed every 3000 miles I started using 10w30 but with the high mileage I switched it to 10w40, it never uses any between changes, I think its some good oil Vehicles that specify API SP or previous specification as well as GF-6 or previous specification (depending on oil grade). For the average driver, anything over 100,000 miles could safely be considered a high mileage vehicle. the information sent by Valvoline was the most comprehensive. Our High Mileage additives are formulated to help fight the problems that … The best source I know for detailed information on oil properties and best practices is "Bob Is The Oil Guy": link - Thomas Carlisle Jun 4 '16 at 14:38. Right now, I have 8 oz in my differential to clean up some burnt oil deposits. Synthetic oil is a major improvement in oil. My rule of thumb - buy premium oil & filter, and extended oil changes are easily achieved, in older/higher mileage vehicles. Mobil 1 resists high-temperature deposits The motor oil industry uses the Honda Hot Tube test, which is a proprietary Honda high-temperature deposit test that measures an oil’s resistance to deposit formation in turbochargers. Some people might consider switching to a high mileage oil at 200,000 miles, while others may want to change to a high mileage oil at 80,000 miles. The additive package with the high mileage cleans out all the gunk and reconditions seals. I use Mobil 10w-30 conventional, but used the high mileage version at my last oil change, which involved me changing the valve cover gasket, rear main seal and oil pan gasket. Super Tech High Mileage Full Synthetic 0W-20 Motor Oil can help. Adding chemicals into the oil can adversely affect the overall performance of the oil, so it is always best to make sure you choose the right type of oil additive for your vehicle. '98 Jeep TJ Sahara, 31s, 2" lift, SRC front/rear bumpers with carrier, KC Daylighters and driving lights. High Mileage with MaxLife ™ Technology is created using a blend of natural and synthetic oils as its foundation, while Full synthetic High Mileage with Maxlife™ Technology uses an even more robust base of entirely synthetic oil. 5-10 idling and 20-30 at speed. I've tried many different oils in my FXT as well. Quaker State® Full Synthetic motor oil is the best of the Quaker State family of products, reducing friction to maximize horsepower, protecting against the formulation of sludge and harmful deposits, and providing improved fuel economy1. I don't know if that was coincidence or not, but it did happen. The point is that reputable engine oils are already tested to bring out the best in your engine. Valvoline Maxlife, Castrol High Mileage Engine Oil, Quaker State Oil for Higher Mileage Engines. This motor oil provides increased wear protection, optimized oil consumption control, and better fuel economy for those engines over 75,000 miles. On the Corvette C6, Z06 Forum, perhaps the most popular oil the U.S. guys like to use is what they call, the 0W40 Euro blend Mobil 1. Its appears to be the perfect balance of oil for the ls1. Best Conventional Motor Oil Bob Is The Oil Guy Basically about $18-$20 per oil change to use the good. Ive read where they a a problem. I also got the High Mileage filter as well. bobistheoilguy.com Bob Is The Oil Guy Bob Is The Oil Guy Aka Bobistheoilguy.com RIP OFF BIAS - froze my post on Bi-tron (or bitron oil additive) so i could not respond! My 2000 TJ hasnt ran the best of oil pressure. 3) Castrol GTX HM – Best Motor Oil for Older, High Mileage Cars From $6 per quart No matter how well lubricated the inside of your engine is, the metal components will wear down and internal seals will dry and shrink over time, allowing oil to get into places where it will burn away or leak out. I switched from regular Mobil 1 synthetic to the Mobil 1 Synthetic high mileage because I read somewhere that it helps prevent leaks, and such. Lets compare Regular Mobil 1 5W30 ,and M1 High Mileage 5W30 for example. ^^ GREAT INFO kball, this week I ordered WIX 51516XP from RockAuto ($6.92 + shipping US$) I understand Amsoil Synthetic Oil filters are currently manufactured by WIX / premium filter, not their silver or gold series. In this video we'll compare 6 motor oils to find out which one is the best for it's price and value, according to API standards. But from what I had read on bob the oil guy forum , the 15w50 had good test results and reviews. This oil is what GM calls for in the Owner’s Manual and also on the oil filler cap on C6 Z06’s sold in Canada and Europe, whereas 5W30 Mobil 1 is called for in the U.S. “Most of the high-mileage oil will have a seal conditioner,” Zhang said. Some people are just paranoid cause “all oil is the same” which is incorrect. I literally just did my 93 Silverado 1500 and used Mobil 1 full synthetic high mileage formula. It doesn't have piston slap, and there wasn't much difference in the noise level between most oils, with the exception of Red Line 5W-30. I've done research and got the spec sheets on the Valvoline, and QState. There are several higher mileage oils out there. It is a high quality full synthetic motor oil specially formulated to deliver strong engine performance. My Daily Driver is a 1995 Jeep Grand Cherokee Laredo ZJ with the Magnum (5.2 Liter V8) it has a 182,XXX miles it has been running just fine ever since i bought it in Sep 2009. See the best & latest Motor Oil Promotions Bobisoilguy on isCoupon. Anything else is people's opinions on what is best actual oil. There are some benefits , and it is not harmful in anyway. Un-additized mineral oils may be good for general purpose use, but are not optimized. Recommended for both new and high-mileage cars, as well as turbocharged and naturally aspirated engines. A High Mileage oil will probably help with consumption, but I doubt any oil will help with piston slap. I have been using high mileage oil for a long time but I've been told it might be better to switch to regular synthetic. The engine oil … Any oil that meets the spec of 5W-30 and factory requirements. HIGH MILEAGE. Sending unit? Just because your car’s getting up there in years, it can still perform at its best. This oil is formulated to prevent leaks and prolong the life of your vehicle. Nothing wrong with sticking to whatever oil you have been using , BUT high mileage oil is NOT marketing hype. I have no idea the details on the oil, but I do know that my timing chain cover oil leak stopped leaking after I switched to high mileage oil. So are synthetic blends. It also polishes the metal cutting back on friction and getting better gas mileage (around 5-10%). I am going to try to get that fixed when I have the money, but in the mean time I am wondering what kind of oil I should be using. Also regular oil changes with good quality oil filters as well. The same ” which is incorrect is not marketing hype in your engine Bobisoilguy isCoupon. Provides increased wear protection, optimized oil consumption control, and it seems to make the engine out. Turbocharged and naturally aspirated engines 100,000 miles could safely be considered a high mileage filter as well turbocharged. 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