United Marine 223 Spark Plug Wire Set – Mercruiser 8.2L Modular Ignition with Catalyst Exhaust

Complete 8-wire set for Mercruiser 8.2L (502 cu. in.) big block V8 engines with modular ignition coils and catalyst exhaust systems. High-performance design with red wires and boots at spark plug ends for precise fit and easy installation.

• 8 mm SSC 100% silicone jacket – 500 °F heat rating, high tear strength
• Ultra-low 270-ohm/ft carbon-latex core for maximum spark energy
• Superior EMI/RFI suppression prevents tach bounce, radio static, and ECU interference
• Heavy-duty molded boots maintain dielectric strength in wet/salt environments
• Stainless steel + brass snap-lock terminals resist corrosion and arcing

Fits:

• Mercruiser 520 and 540 sterndrive performance engines (2010+) with modular coils and catalyst exhaust

Replaces:

• Mercury 84-899329A09

Manufacturer Part No.: 223 Brand: United Marine Availability: In Stock – Ships Free (when order qualifies) Hazmat: No