For vehicles with manual guide pulley

Volvo 240 2.4 Diesel 08.87-08.93
Volvo 740 2.0 08.85-07.92
Volvo 740 2.3 08.87-07.89
Volvo 740 2.3 08.88-07.91
Volvo 740 2.3 08.88-08.92
Volvo 740 Kombi 2.0 08.85-07.92
Volvo 740 Kombi 2.3 07.89-08.92
Volvo 740 Kombi 2.3 08.87-07.89
Volvo 740 Kombi 2.3 08.88-07.90
There are two different drive systems.
Volvo does not give a year, yet an engine number to differentiate between them. It must therefore be checked on the car.
1) The timing belt is mechanically fitted.
(The tensioner is pressed on the belt with a spring.
2) The timing belt is tensioned hydraulically
(The tensioner is a hydraulic cylinder
pressed against the belt)