yeap i agree with gearhead....well looking at the eg8 v tec movement now...people search for eg8's (carb models) with 300 or plus numbers n do the trick of converitng to v tec cos its not profitable to change 18 or 19 models now..dont ever go 4 a vtec e cos..man that is shit...yep people change tappet cover,they change the small size throtle in it,n the single air bag n the rpm only up2 8 ext...but just by pulling power u can get the differance