My son have to have an motor for his car or truck so we took a chance ,and all I'm able to say is to this point so good .it was delivered within a well timed way and once we got it in and connected and everything that that goes https://httpsjdmengineforsalecomp35420.digitollblog.com/34027207/https-jdmengineforsale-com-product-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-fundamentals-explained