Brake Master Cylinder - 911 | 912 | 914 | 1968-1977 934YZM12 This grooved ball bearing is

This grooved ball bearing is engineered for the coolant pump fan wheel assembly in Porsche 928 models

Direct OEM replacement guarantees perfect fitment and reliable performance

this system ensures optimal flow and emissions compliance without triggering a check engine light

reactive adhesives

Ideal for Storage: Perfect for lubricating equipment before placing it in storage

Brake Master Cylinder - 911 | 912 | 914 | 1968-1977 934YZM12 This grooved ball bearing isBrake Master Cylinder Big Bore 23mm high performance version For Porsche 911 (1968 1977), 912 (1968 1969), 914 (1970 1972) Models. Elevate your Porsche's braking performance with this high capacity 23mm big bore master cylinder. Engineered for enhanced hydraulic flow and responsive pedal feel, it delivers superior stopping power for spirited driving and track use. The larger bore diameter reduces pedal effort while maintaining precise brake