[Xplantdad]

Originally Posted by TomP

Great pictures, thanks.
I am curious about that red Hemi Cuda… what is N31 Optional Compression Ratio ? I would assume maybe lower for sale in countries where they don't have high octane , but maybe it's higher for high altitude regions? Anyone know?

I found this on the web:

Quote from A12 on 01/03/08 at 23:18:39:
Optional low compression was usually something a manufacture had for distribution to markets with low quality fuel or limited availability of high octane fuels (another way of looking at it).


If you look at piston availibility in the parts book, they reference "Low Compression, Export".