My lightweight project extends into 2022. It was 850kg now. Fiberglass fenders (3kg) and doors (10kg) are up next, along with light weight spindles (6kg), smaller brakes (5kg) etc. : r/Miata
FRP Auto OE Hardtop w/ Glass Kit For 90-05 Mazda MX-5 Miata MK1/MK2 NA/NB | eBay