There are actually generally two configurations on the 4A-G cylinder block with a few minor variations With all the five vale versions. In all circumstances they may have these traits in typical. The cylinder block within the 4A-G is product of Solid iron alloy. There are actually five major bearings https://toyota-4age25825.blogpostie.com/48880731/the-greatest-guide-to-4age-blacktop-for-sale