The cis injection / k-jetronic warm up regulator is a critical component that performs the following functions: lowers pressure when engine is cold. Absorbs / distributes engine heat. Allows for an additional rich mixture under full load to prevent engine damage. Altitude correction. Send us your original part and we will have it remanufactured for you. We do not offer a core exchange on this part. Each part is remanufactured in Germany, so the lead times can vary. Sold individually. 1 necessary per car. Please note: this part number encompasses: Bosch part 0 438 140 045 for 911 SC models from 1977-80 and Bosch part 0 438 140 089 for 911 SC models from 1980-83

This item may need to be sourced from Germany and would take 2-4 weeks to arrive. Once ordered it cannot be canceled. Please call to check stock or request expedited shipping.