TOP GUIDELINES OF JDM MAZDA RX-7 FD 13B-REW ENGINE FOR SALE

The main reason im running semi-synthetic instead of full on synthetic is for the reason that I had been informed that for my engine getting over 240K KM's it will do more hurt than good being way too slim? Is usually that suitable?I haven't but identified The perfect motor but am equipped to easily Evaluate motors which might be near and likewise