how to overclock live with walkman (wt19i) with rage kernel

Today i want to share tutorial how to overclock live with walkman (wt19i) using RAGE kernel (custom kernel).

rage kernel has:
- Overclock up to 2Ghz
- CWM Recovery 5.0.2.7
- Prerooting
- CPU Governors:
brazilianwax
smoothass
smartassV2
SavagedZen
interactiveX
lagfree
minmax
Scary
smartass
interactive
conservative
userspace
powersave
ondemand
perfomance
and other improvement

Requirements:
 4.0.2.A.0.48/52/61/62/74 gingerbread rom. Or Ice Cream Sandwich 4.0.4 (4.1.B.0.431).
Unlocked bootloader = you can unlock officially or using test point method (i recommend unlock with tes point method)

how to install kernel:
Download the latest flashtool
Download rage kernel v2.8 for Gingerbread rom wt19i. or
Download Rage kernel v3.2 for Ice Cream Sandwich 4.0.4 (4.1.B.0.431).
Now unzip downloaded kernel, you will get the boot.img, this is the custom kernel. Instal flash tool.
connect your phone with PC via usb cable in 'ON" mode. then open the flashtool..

Choose flash like image below:

click on fastboot mode:

click rebot into fastboot mode (via ADB)

select kernel to flash

the last, reboot device into system

you can use app like "setCPU" for setting CPU Speed. If you are lucky, you can set the cpu speed up to 2.0 GHz.