Seal Kit Fuel Injector for Mercruiser MCM 4.3L 5.0L 5.7L Throttle Body

Fuel Injector Seal Kit for Mercruiser with throttle body injection. It is for use with Mercruiser Injectors 852956A1 and 853998A1 on MCM GM V-6 and V-8 (305 and 350) TBI.
Where Ignition Is Just The Start.