i need some advise on what combination should i do to my daily drive 13b.i want to build a13b 4port using a holley 650 what kind of port should i do the intermediate housing and to the front and rear housing.because iam confuse with street port and mild port what's the different.

 

your going to like this ...

http://www.rotaryengineillustrated.c...-ports101.html

click on the buttons at the side of the lower image ... it will superimpose different types of port onto the side housing

 

I've never seen that page. That's damn cool!

 

SWEET! that whole site is great!

 

thanks its amazing how much i learn in this forum.