DJVCUDA said TEAL - Stock Eddy Head, Air Gap, 1 5/8" headers & small cam PINK - SDSS Heads, Victor 340, 1 5/8" headers & small cam WHITE - MCH Heads, Super Vitcor, 1 3/4 to 1 7/8" step headers, & big cam interesting to see the graph - the torque really moves up and down the RPM range, but stays at the same level. Click to expand...