![evil3 :evil3:](./images/smilies/evil5.gif)
When the engine was running, occasionally there would be some smoke in the engine bay, and if I had the heater on with the blower, my CO monitor on the dash changed color.
Looking at the engine to take photos of the missing air distribution flaps for the people who rebuilt the engine, I noticed this:
![Image](http://samwise.smugmug.com/VWCamper/Engine-as-bought/i-gKGX8Mr/0/L/IMG_3214-L.jpg)
With that gap, is that possibly the cause of both issues?