ABOUT 13B ENGINE FOR SALE JAPAN

i used to tug race 6-seven periods a night.i dont have an oil cooler and my former oils lasted only 300miles max right until they grew to become drinking water like.this lasts one.5k miles with my driving.the 20w50 which actually does not have the w..it really is 2050. it acts like a fifty when its sizzling nevertheless it doesnt have a major visco