Autolite Platinum Ap666 Automotive Replacement Spark Plugs (4 Pack) Accessories and coats the mechanisms with

and coats the mechanisms with a firm

Made from 6063 aircraft-quality tubing

Tongue Weight (TW)

With 1350 Series Yoke

Autolite Platinum Ap666 Automotive Replacement Spark Plugs (4 Pack) Accessories and coats the mechanisms withAutolite Platinum Spark Plugs feature a center wire platinum firing tip for reduced gap erosion, fewer misfires, better performance, and more durability. These spark plugs also feature a high nickel alloy side electrode to maintain a precise gap, and a full platinum tip to ensure virtually no gap erosion. The necked down center electrode fires quicker, cleaner, and with less voltage for easier starts, quicker acceleration, and improved fuel economy.