Wiseco or vortex piston?

I'm rebuilding my 2005 yz 250f with a 285 bored cylinder. I'm undecided about what kind of piston to put in it. What do you guys think about the pistons. What do you run?

I'm rebuilding my 2005 yz 250f with a 285 bored cylinder. I'm undecided about what kind of piston to put in it. What do you guys think about the pistons. What do you run?

I personally like Wiesco or OEM.

What piston does your engine builder recommend?

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