Designed specifically for high-performance kart and Jr. Dragster racing, the Wilwood Kart Master Cylinder Assembly offers a lightweight yet durable solution for demanding racing environments. Weighing only 0.55 pounds, this aluminum master cylinder features a 1/2 inch bore for precise brake modulation and responsiveness. The adjustable lever ratio allows racers to fine-tune brake feel for optimal control, while the remote-mounted clear fluid reservoir facilitates easy monitoring of fluid levels during intense competition. The assembly includes a billet bracket, lockwired drilled hardware, and fluid line fitting, making it ready for quick installation on your racing setup. When paired with Wilwood’s kart or Jr. Dragster calipers, this master cylinder provides reliable, consistent braking performance essential for competitive racing and high-stress applications.