07 Magum with 2.7. Came in with no heat, engine temp 150, installed new stat. Fun, Fun, Fun.. After bleeding, 195+ engine temp, but no heat at idle. Center duct temp 80-90 degrees, but at 1500 RPM 150-160. In hose was very hot, temp gun 180, out hose 85. Insta... Login to read more.