Euro 5W-30 C3 oils are good oils.oh no the VII police has arrived on the scene to ruin the party
you must now accept every high performance vehicle needs a 5w30 c3 oil or pay the ultimate price
Base-oil viscosity is what protects your valvetrain, timing chain, and upper rings against wear. VII does not thicken the oil in these areas due to extreme temporary shear. It even temporarily shears quite a bit in the bearings in very high rpms.