I ran full of blue sythenitc premium oil, switch to No. zertex G05 coolant, full sythentics in the rear, front, t tCase can also be added to each 2stroke fuel tank, if automatic or manual under the Uruguay Round. If maunal Recommendation 75-85W of the (nv4500) and a good car ATF's sythenic fluid. Be honest and fully sythentics better, will make parts last longer.