Originally posted by LT6916
VTEC was introduced in the US with the 90 NSX and the 90 CRX Si.
In Japan, i believe the Civic had it first in 88.
no usdm crx had vtec from factory.
92 civic ex/vx/si were the first usdm honda badged vehicle to have it. the 93 prelude sivtec and the 93 del sol si were next.
90 nsx was the first acura badged vehicle...i don't know much more bout the acura line...