W16FSU Standard Tip ND 1/2 Inch Reach Spark Plug for Kart Reliability

Essential reliability meets everyday racing in the W16FSU Std. Tip ND 1/2" Reach Plug. Tailored for Raptor engines, it delivers steady sparks that keep combustion clean, ensuring your kart pulls strong from green to checkered.

• Standard tip for broad compatibility.
• ND designation for non-projected durability.
• 1/2-inch reach secures in shallow heads.

Without fuss, this plug maintains arc integrity, fighting fouling in dusty conditions common to kart tracks. It aids in smooth idling and progressive power build, letting drivers extract every ounce of speed safely.

SKU: W16FSU is the practical pick for frequent changes, offering value without skimping on function. Keep your engine primed for victory.