Originally Posted by VPProUSA

An OS 2090 or Nova 9901 work best. A 2058 or Atom pipe will work in truggy if bottom is all you need. With any of those pipes, use a long header for truggy, it creates way more bottom on this engine. I used a Nova 41020 on my truggy with both nova and os pipes. The OS was a little better I think but they were close.