thanks... @lc-motorspeed...i open my carb 4 the 2nd time..n this time..i polished it a bit..n set the needle to the bottom..this will increase the amount of fuel enter the combustion chamber rite???n i open my filter..just 'tension'...hehehhe..n lastly set the a/f...i think my bike is 'cured'..i`ll wait if my bike want 2 'explode' again..hehehe...thanks guys..