Our NOS Super Hi-Flo valve is one of the best available! Key features include a 1/8"NPT gauge port, 1/4"NPT accessory port, large outlet port, CGA #660 outlet threads, an O-ring seal, and large internal ports. This valve can support systems to 500+ HP. The newest versions of the NOS Super Hi-Floª valve are identified by the 45¡ handwheel and gauge port. This valve is a direct replacement for all NOS bottles, 5 lbs. and larger.
Features:
- 1/8ÓNPT Gauge Port
- 1/4ÓNPT Accessory Port
- Large Outlet Port
- CGA #660 Outlet Threads
- O-Ring Seal
- Large Internal Ports
- Identified By 45¡ Hand wheel
- Can Support 500+ Horsepower
- Cv Factor = 0.41
About NOS

When you're looking to go fast, rely on NOS to deliver the most power per dollar available in the industry. Available on Holley.com!
