Description
When you need braking performance you can trust at full throttle, the AFCO 1″ Bore Aluminum Master Cylinder (PN: 6620012) delivers the consistent pedal feel and long-lasting reliability that serious racers demand. Engineered specifically for late models, open wheel modifieds, sprints, midgets, and specialty applications, this master cylinder is built to perform when it matters most. The hard anodized aluminum construction and external return spring mean you get race-winning stopping power lap after lap, without worrying about premature wear or spongy pedal response.
- Bore Size: 1 inch
- Stroke: 1.375 inches
- Material: Aluminum
- Finish: Natural
- Reservoir: Integral
- Piston: Hard anodized
- Return Spring: External
- Mounting Holes: 2 (dual bolt pattern)
- Fluid Level Tabs: Min & max built-in
- Applications: Late models, modifieds, sprints, midgets
- Includes: Cylinder, reservoir, cap & pushrod
- MPN: 6620012
Whether you’re chasing championships or just looking to upgrade your race car’s braking system with a proven, race-ready component, the AFCO 6620012 is a smart, dependable choice that won’t let you down under pressure.






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