Description
When it comes to race-day braking confidence, the AFCO Master Cylinder 7/8″ Bore Integral Reservoir (PN: 6620011) delivers the precise, responsive feel that serious competitors demand. Built from lightweight aluminum with a hard anodized piston, this master cylinder is engineered to hold up under the toughest conditions while keeping your pedal feel sharp and consistent. Whether you’re setting up a new chassis or upgrading an existing build, this is the kind of reliable hardware that earns its spot on the podium.
- Bore Size: 7/8″
- Stroke Length: 1.375″
- Material: Aluminum
- Finish: Natural
- Reservoir: Integral aluminum
- Piston: Hard anodized
- Return Spring: External
- Mounting Holes: 2 (dual bolt patterns)
- Includes: Cylinder, reservoir, cap & pushrod
The external return spring ensures quick pedal recovery and minimizes unnecessary pad wear, while the dual bolt pattern gives you the flexibility to fit a wide range of chassis setups. The integral reservoir keeps things compact and tidy under the hood — smart design that saves space without sacrificing capacity. If you’re serious about braking performance, the AFCO 6620011 is a trusted, race-proven choice.






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