Supercharger and turbo builds (BBR, HSK, JDL, Fab9) commonly make ~200-220 whp, but the stock transmission becomes the weak point under boost (often ~10k miles before needing an NC swap or rebuild) and bent rods have been reported, generally tied to overboost or tuning.
Forced-induction builds and engine/transmission fragility under boost
Mazda MX-5 Miata (ND) · mechanical