hi guys
love the overclocks
but i have a problem with my overclock
here is the specs of my rig
gigabite ep45ud3r
intel q9450 2.66 @3.5 with true extreme 120 2x silenx 120mm 90cfm fans in push pull temp 63c max with intel burn test
ocz ddr2 1066 @1055 2x2gb
asus gtx280
enermax 1kw psu

im having problems getting the cpu over 3.6 and i have took the voltage to 1.3v and i cant get is stable
i dont really know about the motherbord voltages and whats (safe) so i dont like to mess about just incase i damage the mobo i reall wanted to hit 4ghz but can i do it with air and what temp is really to high for the overclock

thanks to anyone that can help me