I think the old motor are causing jell-o. The King Kong 6040 doesn't have much punch but they're efficient. I threw in some random PID value that I knew work well on my other quad. Will have to tune it tomorrow and also try DAL 6045BN.
Martian 4" with 6" arms.
KISS FC
DYS XM20A
HS1185
Cobra 2204-1960kV
King Kong 6040
Hawkeyes/UBAD 200mW