Steelflight Well-Known Member Joined Oct 4, 2016 Messages 129 Jun 17, 2020 #57 Have an old speer manual and a swift manual. The speer manual seems to error on the cold side. The swift can be alittle hotter . Either way its a fun comparison to study.
Have an old speer manual and a swift manual. The speer manual seems to error on the cold side. The swift can be alittle hotter . Either way its a fun comparison to study.