Originally Posted by Longoddr1
The only test areas are Portland and Jackson County. When I did my conversion the only requirement was to go with a later year model engine and control system. I got the VECI decal off the vehicle I took the engine out of so it showed its emission info and DMV had no problems with passing me.
I don't think that is true. Multnomah, Clackamas, parts of Marion and Washington County have to go through DEQ. It all depends on where you live. I would just go down to the DMV and ask