8 Pack ACDelco Platinum Spark Plugs 1984-1987 for Cadillac Deville 4.1L ps

The GM ACDelco RAPIDFIRE #14 Platinum Spark Plug is designed for consistent ignition, smooth engine performance, and improved fuel efficiency in GM engines. Featuring platinum electrodes, it provides long-lasting spark, reduced wear, and enhanced combustion. This spark plug ensures reliable starts, improved throttle response, and smooth operation, making it ideal for GM vehicles requiring high-performance ignition technology.

Features & Benefits:

🔧 Platinum electrodes offer long-lasting spark and durability

🔧 Suppressor seal minimizes EMI and RFI interference for stable ignition

🔧 Enhances combustion efficiency and fuel economy

🔧 Pre-gapped for fast and precise installation

Specifications:

Brand & Part Number: ACDelco RAPIDFIRE #14

Material: Platinum Tip, Copper Core

Thread Size: 14mm

Reach: 0.75 in. (19mm)

Gap: Pre-gapped (~0.040 in.)

Optimize engine performance and fuel efficiency with ACDelco RAPIDFIRE #14 Platinum spark plugs!

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