I have acquired about 19 various engines from J&J motors and thus far only one of their motors has ever damaged down on me, and hat was just after about six months use. They have been speedy to form it out and have me a substitution design, under their guarantee.Drove up to their warehouse in Houston, to have springs put in on my Mazda six. The rec

my son will need an engine for his motor vehicle so we took a chance ,and all I can say is thus far so very good .it was sent in a timely fashion and once we bought it in and connected and all the things that that goes with that again in place it operate similar to a new a single .as of at the moment I would definantly get yet again And that i will