Talking [Q] i need some tweaks for that

Hello every one is there any way i can set the vibrate for long press and holding the power button and long press in the browsers like chrome and firefox? After i flashed eXistenZ rom the long press time is now very very short
Is there any tweaks or build prop editing for that?

AND ANOTHER THING!! after i flashed existenz rom the power button when i hold it responde slower can i make it faster?

THANKS in ADVNC
THATS FROM MY XPERIA™ Z
With:

Android 4.4.2
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don't forget hit thanks if helped
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