Relax, he hasn't actually found a way to get past the limited BCLK range. But he got a Core i7 2600 to run at 4GHz by upping BCLK slightly and using its highest Turbo Boost multiplier (39x), and turning off all power saving features. I suppose that counts as overclocking, doesn't it?
Mothership: Thuban 1055T@3.7GHz, 12GB DDR3, M5A99X EVO, GTX470+Icy Vision Rev.2@840/3800, Vertex 2E 60GB
Supply ship: Sargas@2.8GHz, 12GB DDR3, M4A88TD-V EVO/USB3
Corsair: Macbook Air Ivy Bridge