NGK Ford Country Squire Spark Plug Wire Set Part #52233 – Ultra-Low Resistance Performance for 1987-1991 Mercury Grand Marquis

NGK ultra-low resistance mag core wire sets provide outstanding performance and durability. High-temp premium silicone outer jacket and inner EPDM/silicone insulation contain high voltage currents for excellent dielectric strength. Stainless steel winding over premium ferrite magnetic core delivers ultra-low resistance, a more powerful spark and excellent EMI/RFI noise suppression. OE or better specified spark plug and distributor boots ensure the highest quality fit, performance and durability in every application. Spark plug boots are glued to NGK cable with a silicone sealer for a watertight seal. Stainless steel terminals utilizing up to 3 serrated crimps bite into cable jacket and inner insulation for the highest terminal retention strength (wherever possible). Locking C-shaped spring clip with corrosion-resistant plating ensures a secure and positive spark plug terminal connection. 8 Wires (w/2 Coil Leads)

• LIMITED LIFETIME WARRANTY: See package for details

The NGK Ford Country Squire Spark Plug Wire Set Part #52233 is engineered to deliver exceptional performance and durability for your Mercury Grand Marquis models from 1987 to 1991. Featuring high-temperature premium silicone outer jackets and inner EPDM/silicone insulation, these wires are designed to contain high voltage currents effectively, providing excellent dielectric strength and reducing electrical losses. The stainless steel winding over a premium ferrite magnetic core ensures ultra-low resistance, resulting in a more powerful spark and enhanced engine efficiency. This construction also offers superior EMI/RFI noise suppression, contributing to cleaner engine operation and minimal radio interference. The set includes eight wires with two coil leads, all fitted with OE or better specified spark plug and distributor boots. These boots are glued to the NGK cable with a silicone sealer, creating a watertight seal that protects against moisture and environmental contaminants. Stainless steel terminals with up to three serrated crimps bite into the cable jacket and inner insulation, ensuring maximum terminal retention strength for reliable spark delivery. The locking C-shaped spring clip, plated for corrosion resistance, provides a secure and positive connection to each spark plug, reducing misfires and ensuring consistent engine performance.

Built with quality and longevity in mind, this NGK wire set is backed by a limited lifetime warranty, offering peace of mind for your automotive investment. Designed to meet or exceed OEM specifications, these wires are suitable for a range of Mercury Grand Marquis models from 1987 through 1991, ensuring a perfect fit and optimal performance. Whether you're performing maintenance or upgrading your ignition system, the NGK Ford Country Squire Spark Plug Wire Set is a reliable choice for enhancing your vehicle's ignition efficiency and overall engine performance.

Features:

• High-temp premium silicone outer jacket and EPDM/silicone insulation for excellent dielectric strength

• Stainless steel winding over ferrite magnetic core for ultra-low resistance and powerful spark

• Includes 8 wires with 2 coil leads, fitted with OE or better specified spark plug and distributor boots

• Watertight design with silicone sealer bonded boots for moisture resistance

• Stainless steel terminals with serrated crimps for maximum retention strength

• Locking C-shaped spring clip with corrosion-resistant plating for secure connection

• Backed by a limited lifetime warranty for long-term reliability