Holley Sportsman Model 4500 1050 CFM 4-Barrel Carburetor - Dominator Flange - No Choke - Mechanical Secondary - Dual Inlet - Silver 0-80688 Pyrometer Extension Module 63%-208% increase is sway bar

63%-208% increase is sway bar rate (rear)

9LSU sensor and can utilize both the factory calibration resistor and free-air calibration methods**

Hex-A-Just True Roller

Classic Customizable Muscle Car

Today Quarter Master® has earned the respect and loyalty of racers across the country

Holley Sportsman Model 4500 1050 CFM 4-Barrel Carburetor - Dominator Flange - No Choke - Mechanical Secondary - Dual Inlet - Silver 0-80688 Pyrometer Extension Module 63%-208% increase is sway barHolley engineers have taken the state of the art Gen 3 Ultra carburetors and created a budget friendly version that is perfect for street strip applications as well as all out bracket or sportsman drag cars. The new Holley SP Dominator carburetors feature the patent pending Gen 3 main body which is 5 16" taller than the previous generation! This new height allowed for larger radius air entries to deliver smoother flow that equates to improved throttle