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Ignition System

Mercury 815407T5 Replacement Ignition Rotor and Cap Kit for Marinized GM V6 Engines with Thunderbolt IV and V HEI Ignition Systems

Part number: 815407T5

$84.83

Description
Mercury Replacement Ignition Rotor and Cap Kit 815407T5 is designed to resist RFI interference with onboard electronics and ensure optimum spark delivery to your engine for peak performance.
  • For use on marinized GM V6 engines with Thunderbolt IV and V HEI ignition systems
  • Contains an easy-to-replace rotor, gasket and cap
  • Coated brass rotor blade is designed to resist RFI interference with onboard electronics
  • Replace worn or damaged rotor and cap to ensure optimum spark delivery to your engine
  • Mercury parts and accessories are backed by decades of experience in engineering, testing and manufacturing to provide the best fit, function and performance