Autolite (8 Pack) Genuine Small Engine Copper Core Spark Plugs # 3926-8PK

Includes (8) 3926 Spark Plugs. Thread Size: 14mm, Thread Pitch: 1.25mm, Seat Type: Gasket, Reach: 19mm (3/4"). Hex Size: 5/8" (16mm), Terminal Type: Solid. Material: Nickel, Type: Standard, Projection: Projected. Copper core improves resistance to fouling.