I have acquired about 19 diverse engines from J&J motors and to date just one of their motors has at any time broken down on me, and hat was following about six months use. They have been fast to kind it out and get me a alternative model, less than https://https-jdmengineforsale-co72207.homewikia.com/11343216/not_known_details_about_https_jdmengineforsale_com_product_jdm_mazda_rx_7_fd_13b_rew_engine_for_sale