getting very large value of coefficent of drag and lift for a 3d model
 

hello,

i am doing a small project on ansys 15 fluent but in every itration i am getting high value of Cd and Cl i have tried laminar, K-omega, K-epsillon, SST but in every model value is large.constrain are following

inlet velocity 22.22 m/s
outlet pressure 1atm
enclosure is 6 times of body
body 34inch high and 23 inch width (its rider, motortank ,seat and windshield)

i also try inflation and cut cell type of mesh with 5 mm minimum size

i can upload my result and model pic if someone can help

please:confused::confused::confused::confused::con fused: help