I tried again to fix it.
A 2n7000, BS170 and BF245 all gave me sound!
All the controls works now, volume, tone and gain pot, the 2 switches, but no clipping of the signal.
Gonna do a clipping diode check tonight.
IC's like Tl072, NE5532 and a OPA2134 all produce sound.
I'm getting close! 🤘🏼