For superior fuel control over rough terrain, the AVS2 Off-Road features a new spring-loaded needle and seat along with a spring-loaded anti-syphon ball in the accelerator pump circuit to prevent fuel drip common with standard carbs in off-road situations.
The AVS2 Off-Road is unaffected by engine backfires since there are no power valves to blow out. For fast and simple part-throttle tuning, metering rods and springs can be changed in seconds without carburetor removal or fuel draining.
AVS2 Off-Road carbs have the unique ability to hold a tune when compared to other carburetors. Your tuning and adjustments stay unchanged, so performance remains consistent.
Updated primary and secondary booster clusters in the AVS2 Off-Road offer the most accurate and up-to-date calibration available for today's fuels and octane levels.
Additionally, the unique Qwik-Tune Secondary Air Valve allows for limitless calibration of the secondary circuit.; Adjustments can be with simple hand tools in seconds to suit your application.; AVS2 Off-Road Carburetors feature a two-piece design for easy tuning that allows you to make float level adjustments or replace internal components without draining the carburetor or removing it from the engine.; The AVS2 Off-Road 650 CFM is available with a manual (#1915) or electric (#1916) choke and are manufactured by Edelbrock in the USA