928 (85-95), 944 (87-85), 968 (92-95) Timing chain between camshafts
Engine
Oil filler cover. 911 (78-89), 924 (86-88), 928 (83-95), 9442 (85-91), 964 (89-94), 968 (92-95).
928 (87-95), 964 (89-94), 968 (92-95), 944 (85-91) Ventilation, Vent valve
911 (84-86), 924 (80-85), 924S (86-88), 928 (83-86), 944 (82-91) Throttle-valve switch
Sensor, camshaft position 928 (87-95) 944 (85-91) 968 (92-95)
924 (76-85), 924S (86-88), 944 (82-85), 944S (85-91), 928 (78-86) Temperature switch electric fan
Shaft sealing ring 924S (86-88) 928 (83-86) 944 (82-85) 9442 (85-88) 9442 (89-91)