Distributor Cap Kit - Marinized V-6 Engines by General Motors with Thunderbolt IV and V HEI Ignition Systems - 815407Q5:
- Cap is made from a blend of PBT and PET plastics for increased strength, stiffness and resistance to war page
- Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your MerCruiser engine
- Solid brass inserts resist corrosion and electrical pitting for long service life
- High strength to weight ratio rotor is designed for durability and resistance to thermal cracking
- Designed to resist RFI interference with onboard electronics