RR I think Speedway was one I saw on Ebay.I think the Champions have the top more towadr DS than stock.Ones I saw on the bay are more toward pass side like OE.Ones on Ebay are supposed to be 3 core.Looks isnt important to me.The 65 is a roach with radical motor.Bent my facory shroud some also but If it cools OK I wont use it.Rocky