Features:
- Vibratory polished for good looks
- Optimized street calibration that works-out-of-the-box
- Factory preset electric choke for easy startups
- Vacuum secondaries allow use on a wide variety of vehicles. Quick Change vacuum housing cap allows you to tune for performance or fuel economy (springs included)
- Ford A/T kickdown
- Fuel line kit included so there are no unnecessary trips back to the parts store
- Limited lifetime warranty - Guaranteed to be free from defects in material and workmanship for the life of the product!
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Barrels 4
Booster Straight Leg
Brand Holley
CFM 770
Choke Electric
Emission Code 3
Finish Shiny
Fuel Gasoline
Fuel Inlet Dual
Material Zinc
Model 4150
Product Type Carburetor
Secondaries Vacuum
Supercharged Application No
Throttle Bore 1.688 inch
Vacuum Ports 1 timed (spark) port, 2 full, and 1 PCV port