δεν μιλαω για 10-40 αλλα για 5-50!!!!!!!! συνθετικο παραθετω τη λεει το manual
Permissible viscosity classes
SAE 5 W-
≥30 -20...20 °C, Operation at low temperatures
SAE 10 W-40 -10...30 °C, Operation at moderate temperatures
SAE 15 W- ≥40 ≥0 °C
SAE 20 W- ≥40 ≥0 °C
SAE 5 W- ≥50 ≥-20 °C, High-grade and synthetic oils, operation
in all temperature ranges
SAE 10 W- ≥50 ≥-20 °C, High-grade and synthetic oils, operation
in all temperature ranges