Try our re-instated info resource - "Aladdin's Cave" (Main menu)- sorry it's taken so long to fix
I bought this setup to look for hot-spots on some electronics I am designing for work ... but useful for bikes too.
Reminds me of the rotary Norton exhaust Ash when it was being bench tested and glowed bright red.
Yeh. Limited edition prints for us SOHC sados.