if its not something you can find easily, take it to your local makerspace and they can use thier 3d printer to print you a new one. usually its pretty cheap too.
2002 Nissan Sentra Spec-V 1974 Chevy Vega Wagon - 408SBC - 11s in 1/4 1968 Pontiac Firebird - 4.1L OHC 6Cyl - Red on Red - Bench Interior - Restoration in Progress