What is the difference between Idemitsu Black Barrel and Gold Barrel?
1 Answers
The differences between Idemitsu Black Barrel and Gold Barrel are: 1. Different viscosity: The viscosity of Idemitsu Black Barrel is 0w20; the viscosity of Idemitsu Gold Barrel is 5w40. 2. Different grades: The grade of Idemitsu Black Barrel is SN; the grade of Idemitsu Gold Barrel is SM. The functions of engine oil are: 1. To separate the surfaces of relatively sliding parts to reduce wear; 2. To bring heat back to the oil tank and then dissipate it into the air to help the radiator cool the engine. The method of changing engine oil is: 1. Remove the engine oil filter; 2. Unscrew the oil drain bolt of the oil pan and drain the oil; 3. Install the oil drain bolt; 4. Tighten the screws, pour the engine oil into the engine, and install the engine oil filter.