This replacement distributor cap is designed for GM-based 4-cylinder MerCruiser engines equipped with Delco EST ignition. Constructed from a high-strength blend of PBT and PET plastics, it resists warpage and thermal cracking. Solid brass inserts provide superior conductivity and resist electrical pitting for a long service life in the marine environment.
- Fits 4-cylinder MerCruiser engines with Delco EST ignition
- Made from PBT and PET plastic blend for increased strength and stiffness
- Solid brass inserts resist corrosion and electrical pitting
- Designed to resist RFI interference with onboard electronics
- Produced to Mercury Marine original equipment manufacturer specifications
- Cap only (rotor sold separately)
