Nizen Machine Shop LLC

Established in 1933 - We are a 3rd generation company serving the New Haven and surrounding areas. We rebuild gas, diesel, antique, passenger car engines and much more. Feel free to call with further questions or for an appointment.

Established in 1933 - We are a 3rd generation company serving the New Haven and surrounding areas. We rebuild gas, diesel, antique, passenger car engines and much more. Feel free to call with further questions or for an appointment.

If you are calling from a land line and can't get through or get a message saying the number is not in service, please try calling from a cell phone, or try 203-377-7677. There are some issues with certain carriers like Optimum, which are not allowing the calls to go through. They are working on fixing the issue but we would appreciate it if you could call your phone carrier and report the problem. Sorry for the inconvenience. Updated October 3, 2024.