911 Aluminum CIS Airbox Rebuild
After tearing down and evaluating my cast aluminum CIS airbox, let’s cover my modifications, rebuild, and testing for this unit.
911 Aluminum CIS Airbox Teardown
So I decided to go with an aluminum CIS airbox for my engine. Lets take a closer look at it.
Porsche 911 CIS Resources
There is a lot of good documentation on Porsche 911 CIS but I had to hunt for it.