Honda Civic oil?

[gaz1234]

So halfords give options of 0-40, 5-30 and 5-40
Opie 0-40
Ecp 5-30 5-40

So which one?

[t2007p]

If we are talking type r I always use 5-40 my self

[DirtyJigsaw]

I used 5W/40 in my old EP3