This 12V stop solenoid is designed as a replacement for models 31-0202, SA-4259-12, and 1751-12A6U1B1S5.It is compatible with the 3A Kit used in 70 mm and 82 mm series engines.The solenoid provides fuel cutoff functionality in diesel engine shutdown applications.This product is available as a hardware kit without the 1751 solenoid.Please refer to the product images for additional details.