After each run the racing oil is changed. In NHRA and IHRA Drag Racing, again in the expert ranks, engines are torn down right after every ΒΌ mile run. In Drag Racing, there are numerous various kinds of fuel. Many exotic fuels desire a special type of racing oil to prevent dilution of the oil because of the fuel used. http://amicusalumni.com/top-1-oli-sintetik-mobil-motor-indonesia
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