I believe this to be correct. Amsoil XL 10,000 mile oil is group 3. Amsoil 25,000 mile oil is group 4 PAO. Mobil 1 I don't know but think is or was group 4. they are evasive to question about are you group 3 or 4 for Mobil 1 Here is their reply on mobiloil website.. Answer: As we're sure you can understand, ExxonMobil does not discuss formulations publicly,as this information is proprietary. We would rather focus on the advanced technology and proven performance that our engine oils and other products offer to our customers. Mobil 1 is the world�s leading synthetic motor oil and the one chosen by more original equipment manufacturers around the world as factory fill. We want those facts to speak for us so our customers feel confident they are getting a high quality, high performance product that provides ultimate protection to their vehicles.
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Today's Featured Article - Roof Palomino - Tractor or Jeep? - by Steve Nelson. My father-in-law purchased this jeep-like lawn mower back in 1968. He says he paid $1600.00 for it, which was big bucks back then for a mower. My own father bought a VW bug the same year for the same price. Well it
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