Oh and on subject, if your already using synthetic oil, why would you go back to a part dino anyway? Aren't high mileage oils a blend of syntho and Dino? I thought they were meant to put a part syntho oil in to help the older, more worn engines. Am I right about this?

77 fiberglass CJ-7 304, Ground up Resto-mod Edelbrock Air Gap, Holley 1850, Headers and Flowmasters, Black Diamond suspension, BFG 33X9.50 on Outlaw I's. Hopefully on the road this year!