Description
Description
600 CFM – 4150 – Mechanical Secondaries – Shiny – Gasoline
Holley XP carburetors are the standard for square bore race carburetors. Race-Ready out of the box!
Features & Benefits
- Tumble polished shiny finish for good looks
- Chevrolet small block 2×4, 671 blower calibration
- Contoured venturri inlet offers balanced airflow for increased horsepower
- Screw in air bleeds for precision tuning capabilities
- Dual 50cc accelerator pumps for additional fuel under initial acceleration
- Dual feed fuel inlets for constant high volume fuel delivery
- 4 corner idle allows you to precisely control your idle system
- Mechanical Secondaries for perfect off the line launches
- Boost referenced power valve for proper enrichment under acceleration
- Throttle lever cut off for clearance on a sideways application
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
| CFM: | 600 |
|---|---|
| Finish: | Shiny |
| Body Color: | Polished |
| Choke: | None |
| Grade Type: | Performance |
| Circuit: | 2 |
| Flange Type: | Square/4150 |
| Primary Main Jet: | 74 |
| Fuel Inlet: | Dual |
| Material: | Aluminum |
| Part Type: | Carburetor |
| Primary Power Valve: | 10.5 |
| Secondary Pump Nozzle Size: | 31 |
| Product Type: | Carburetor |
| Secondary Main Jet: | 74 |
| Supercharged Application: | Yes |
| Secondary Power Valve: | 10.5 |
| Venturii Size: | 1.250 inch |
| Spacer Included: | No |
| System Type: | Draw Thru |
| Throttle Bore: | 1.563 inch |





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