LOL all you need to know about the 20R is
1. the carbs are very anemic
2. the engines are bullet proof
3. you need a header the stock exhaust is what is called a volumetric restrictor
79coyotefrg,
Thanks for the spec, info, and commentary.
I'll work on this tonight.
I will have to play with converting the Excel sheets into file format that this site will allow to upload.
Gnarls.