I have bought about 19 various engines from J&J motors and so far only one in their motors has ever damaged down on me, and hat was immediately after about six months use. They were being rapid to kind it out and have me a substitution model, underneath their guarantee. https://remingtontmcsh.smblogsites.com/34227098/https-jdmengineforsale-com-product-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-things-to-know-before-you-buy