I've purchased about 19 various engines from J&J motors and so far just one in their motors has ever damaged down on me, and hat was immediately after about 6 months use. They were being speedy to kind it out and have me a substitute model, less than their warranty. https://dominickhfwmb.59bloggers.com/34661472/not-known-details-about-https-jdmengineforsale-com-product-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale