Here is a hack for F-Zero which has all new tracks to race on for a new F-Zero game experience.
F-Zero (USA).sfc - NOINTRO
CRC32: AA0E31DE
MD5: 6F334790120E1FE1A972FF184D2CFC50
SHA-1: D3EFD32B68F1FE37A82DB9D9929B7CA7CC1A3AF4
SHA-256: BF16C3C867C58E2AB061C70DE9295B6930D63F29F81CC986F5ECAE03E0AD18D2