Why the turbo 66mm is the sweet spot for street builds
Choosing a turbo 66mm for your engine build usually means you're looking for that perfect middle ground where serious power meets actual street usability. It's one of those sizes that has become legendary in the car community, mostly because it doesn't force you to choose between having a car that's fun to drive on the weekend and a car that can hold its own at the drag strip. If you go much smaller, you're leaving a lot of top-end power on the table; go much bigger, and you're waiting until 5,000 RPM for anything to actually happen. ...