Whats the difference between a race port and a street port and how much do they usually cost to get done.

 

Don't get me wrong but i think you should learn more about rotaries by using that SEARCH button before you start new threads on these simple questions.

Here you'll find the answer to your question. Anything else than street port is known to be race port.
http://www.rotaryengineillustrated.c...-ports101.html

 

Good site racer1 ive never seen that before