I have a 2005 YFZ 450 special edition, i have a full yoshimura exhaust, twin air kit, yamaha jet kit, hot camms exhaust and intake cam, moose handlbars, lonestar +2 rear axel, and nerf bars. i dont ride it much any more so i was looking to sell it or trade towards a 94 to 98 1/2 12 valve. feel...