Hi! Its my first time to post here at tsikot.com.

I have a 1.5 Kia Avella Delta. Not really sure if it's SOHC or DOHC. Some websites say it is DOHC. Anyway, plano ko kase i-modify yung IHE system nya. Advisable po ba? Will there be a significant gain in performance?

Thank you in advance!

-Jofel