Here is a New Old Stock Motaquip Rotor Arm (for Bosch Distributor) for 

Audi 50 1.1, 1.3 1974-78

Audi 80 1.3 1978-80

Mercedes 230TE W124 2.3 1985-86

Saab 99, 99 K-Jetronic 1980-83

Saab 900 2.0 Injection / Carburettor 1980-83

Saab 900 K-Jetronic, 900 Turbo 1980-81 (USA)

Saab 900 Turbo 1980-81

VW 

Derby 0.9, 1.1, 1.3 1977-82

Derby 1.05 1982

Derby 1.1 Formel E 1981-83

Derby 1.1 1982-84

Derby 1.3 1982-83

Golf 1.1 1974-83

Golf 1.1 Formel E 1981-84

Golf 1.1 Van 1976-84

Golf 1.3 1979-83

Golf 1.3 1982-87 (Sweden, Switzerland)

Jetta 1.1, 1.1 Formel E 1980-84

Jetta 1.3 1979-84

Jetta 1.3 1982-87 (Sweden, Switzerland)

Jetta 1.3 Injection 1987-88

Passat 1.3 (FY, FZ engines) 1979-80

Polo 0.8 1975-77

Polo 0.9 1976-81

Polo 1.1, 1.3 1976-81

Polo 1.05 Classic 1981-82

Polo 1.1, 1.3 Classic 1982-84

Polo 1.3 Classic 1984-85

Polo 1.05 Hatchback 1981-82

Polo 1.1 Hatchback, Formel E 1976-83

Scirocco 1.1 1974-79

Scirocco 1.3 1983-85 models.