Multiple U.S. Warehouse LocationsBroken ApexFree shipping on qualified orders over $100*
Wilwood replacement go‑kart master cylinder reservoir cap in black nylon with diaphragm seal. This cap includes the sealing diaphragm to maintain proper reservoir sealing and is offered as a durable nylon replacement for go‑kart master cylinders. Intended as a direct replacement lid where the original cap or diaphragm needs service or replacement.
Wilwood Cap - Kart Master Cylinder w/ Gasket
