Wayne Johnstone
Well-Known Member
- Joined
- Sep 30, 2011
- Messages
- 661
On a recent for sale post re a 21 speedmaster mono, a question was raised re what header to use for a novarossi 21dd in this boat, a comment was made to use an offset hydro header. My question is what exactly is an offset hydro header, is it just a higher degree header or something different?