- Tumble polished shiny finish for good looks
- Chevrolet small block 2 x 4, 671 blower calibration
- Manual (Cable driven, hand operated) choke for precise cold start control
- Dual 50cc accelerator pumps for addition fuel under initial acceleration
- Dual feed fuel inlets for constant high volume fuel delivery
- Mechanical Secondaries for perfect off the line launches
- 2 corner idle allows you to precisely control your idle system
- Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
- 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!
Description
Holley Double Pumper® carburetors are a perfect performance upgrade for hot street cars and race vehicles. Double Pumper carburetors are an American icon when it comes to performance carburetors. From their roots as the premier carburetor on many factory muscle cars to powering thousands of vehicles across the finish line, the Double Pumper is a great choice whether you are burning up the street or the quarter mile.
Specifications
| Barrel Qty | 4 |
|---|---|
| Barrels Quantity | 4 |
| Body Color | Polished Aluminum |
| Body Finish | Polished |
| Body Material | Aluminum |
| Booster | Straight |
| Carburetor Use | Performance and Race |
| CFM Rating | 600 |
| Choke | Manual |
| Choke Type | Manual |
| Color | Polished Aluminum |
| Condition | New |
| Cubic Feet Per Minute Rating | 600 |
| Finish | Polished |
| Flange Shape | Square |
| Flange Type | Square/4150 |
| Fuel | Gasoline |
| Fuel Inlet | Dual |
| Fuel Type | Gasoline |
| Marine Approved | No |
| Material | Aluminum |
| Model | 4150 |
| Performance Grade | Performance |
| Primary Main Jet Size | 68 |
| Primary Power Valve | 6.5 |
| UPC / GTIN | 00090127529737 |
| Warranty | Manufacturer's Limited 90 Day Warranty |