#100100 Washer
Used with #100101 Head nut - 208, 308, 365GT4, 400, 512BB Testarossa
Used on: 208, 288 GTO, 308 GTB, 308 QV, 365 GT 2+2 , 365 GT4 2+2, 365 GT4 Berlinetta Boxer, 365 GTB4 Daytona, 365 GTC4, 400, 412, 512 BB, 512 BBi, Mondial QV 3.0, Mondial 8, Testarossa