ATM 950HP Double Pumper Street Strip Series Pump Fuel Carburetor

The ATM 950HP Double Pumper Street Strip Series Pump Fuel Carburetor is built for budget-conscious racers who demand race-day performance without the premium price. As a 950 CFM model in ATM Innovation’s Gas XRSC Series, it offers authentic street/strip capability with billet-like precision at an accessible point. Designed for 4150-style flange manifolds, this carburetor is ready to race out of the box with minimal tuning required for atmospheric conditions and your setup. - 950 CFM capacity for 4150-style flange manifolds delivers strong, streetable power suitable for strip action and daily driving. - All-aluminum die-cast main bodies, metering blocks, and throttle bodies provide a durable, lightweight construction with billet-like precision at a value price. - Dual inlet, dual site-window fuel bowls with 7/8″-20 inverted flare inlets maximize fuel supply stability under high-performance use. - Changeable idle air and high-speed air bleeds give you finer control over idle quality and jetting response across temperatures and tracks. - Changeable idle feed and power valve channel restrictions enable precise metering tuning for varying fuel, vacuum, and race conditions. - Throttle bodies include vacuum tubes for vacuum advance and PVC hookups (four tubes total: two 3/8″ full vacuum, two 1/4″ tubes; one full, one timed), supporting versatile ignition timing and emissions strategies. - Polished silver finish adds a clean, professional look to your engine bay alongside durable corrosion resistance. - Factory calibrated and “race-ready” out of the box, with minor trim adjustments possible for atmospheric conditions and your specific race configuration. - Available in 650, 750, 850, 950 and 1050 CFM sizes for 4150 flange manifolds, giving you options to match your engine combination and class rules.