Moroso 52556 Ultra Series Red Sleeved Spark Plug Wires for Mopar Chrysler 273/318/340/360

The Moroso 52556 Ultra Series spark plug wires deliver high-performance ignition for classic Mopar Chrysler small block engines including 273, 318, 340, and 360 cubic inch displacements. These premium plug wires feature a distinctive red sleeving that provides both excellent heat resistance and a clean, professional appearance in the engine bay.

Key Features:

• Ultra Series construction with high-temperature red sleeving for durability and style
• Straight spark plug boots for applications with limited clearance
• Straight distributor boot configuration
• Engineered specifically for Mopar Chrysler 273, 318, 340, and 360 small block V8 engines
• Low-resistance conductor core for improved spark energy and throttle response
• Precision-fit terminals ensure secure connections at plugs and distributor
• Suppresses EMI/RFI interference that can affect electronics and audio systems

Moroso's Ultra Series wires are designed for enthusiasts who demand reliable ignition performance combined with show-quality aesthetics. The straight boot design at both the spark plug and distributor ends makes these wires ideal for stock and mildly modified street engines where valve cover and firewall clearances require a low-profile wire routing solution.