Diámetro: 82,5 mm
Anillo superior: 2 mm
Anillo medio: 2 mm
Anillo inferior: 5 mm
Modelos:
Porsche 356 B T5 1600 (616/1 T5) 1959-61
Porsche 356 B T5 1600 S (616/2 T5) 1959-61
Porsche 356 B T5 1600 Super 90 (616/7 T5) 1960-61
Porsche 356 B T6 1600 (616/1 T6) 1961-63
Porsche 356 B T6 1600 S (616/12 T6) 1961-63
Porsche 356 B T6 1600 Super 90 (616/7 T6) 1961-63
Porsche 356 C 1600 C (616/15) 1963-65
Porsche 356 C 1600 SC (616/16) 1963-65
Porsche 912 1966-69