Nick & Jen really know their stuff. They have machined several engines for me and done phenomenal work. all of their work is top notch. Do not hesitate.Service: Engine repair
July 2021
I worked with Jen and Nick to set up my NA Miata for autocross. They were responsive and able to give a detailed and well priced quote over email.
May 2021
Nick is a master! I have yet find anyone on the western US that knows as much as he does about 2-3 (Ni-san)!!! I owe him big time and will always refer everyone I know to him!
5523 Motorsports is a premier engine builder, fabrication shop, machine shop, restomod/auto restoration shop, diagnostic specialist, race car shop located in Escondido, CA (north San Diego county). We specialize in building performance engines for Nissan, and Mazda vehicles, engine upgrades, and bolt ons, aftermarket parts sales, complete restorations, restomod builds, fabrication of parts, diagnosis/diagnostics, and troubleshooting of both mechanical, and electrical. Including diagnostic issues other shops couldn’t figure out.
