Product Details
- Build toward improved track performance with the Holley Gen 3 Ultra Dominator 4500 Race Carburetor
- Lightweight all-aluminum design reduces weight by 3.8 lb. compared with earlier models
- Fully machined, taller main body incorporates refined air inlets and oversized venturis
- Race-developed calibration is dyno- and track-validated, with 12-hole billet booster inserts and adjustable billet metering blocks
- Uses dual 50cc accelerator pumps along with externally adjustable stainless-steel linkage
- Enlarged fuel bowls provide 20% greater capacity and include internal baffles plus an anti-slosh shelf
- Covered by a 90-Day Warranty
Designed for drag racing, Pro Street vehicles, and high-output engine combinations, the Holley Gen 3 Ultra Dominator 4500 Race Carburetor offers the fuel delivery, adjustability, and throttle response needed for competitive performance.
Its all-aluminum construction reduces weight by 3.8 pounds compared with original Dominator models. A taller fully machined main body, refined air-entry shapes, and large-bore venturii promote consistent airflow. Track- and dyno-developed calibration, 12-hole billet booster inserts, adjustable billet metering blocks, dual 50cc accelerator pumps, and stainless-steel external linkage provide broad tuning capability and sharp throttle response.
The high-capacity fuel bowls hold 20% more fuel and incorporate internal baffles with an integrated shelf to help manage fuel movement and aeration. Race-focused details include clear fuel-level sight windows, an integrated drain plug, hand-adjustable curb-idle screws, built-in idle bypass, dual-side fuel-plumbing provisions, and TPS mounting locations. Backed by a 90-Day Warranty.