Soundguy
Old Timer
- Joined
- Mar 11, 2002
- Messages
- 51,575
- Location
- Central florida
- Tractor
- RK 55HC,ym1700, NH7610S, Ford 8N, 2N, NAA, 660, 850 x2, 541, 950, 941D, 951, 2000, 3000, 4000, 4600, 5000, 740, IH 'C' 'H', CUB, John Deere 'B', allis 'G', case VAC
There are 2 oils labeled Premium Blue. the first is a dino oil 15w-40 labeled as Premium Blue. the second is Premium Blue EXTREME and is a synthetic 5w-40. the Premium Blue Extreme is comparable to the Rotella T6, not the Premium Blue.
my post refers to t he full syn extreme 5w40