LO-RIDER™ AVENGER CARBURETORExclusive No Trouble™ 0ne-piece Lo-Rider™ vent tube eliminates fuel spillover during extreme maneuversH.V.S. annular boosters provide an ultra high vacuum signal for incredible low and mid range throttle response and torqueChrome fuel bowls, vibratory polished mainbody and gold hardware for awesome looks!Designed exclusively for the extreme lowrider enthusiast to eliminate stumbling, flooding and stalling during high angle hydraulic maneuvers. The Holley® Lo-Rider™ Avenger is the only carburetor designed to address the rigors of radical lowriders. Featuring exclusive No Trouble™ metering block to eliminate fuel spillover through the boosters at extreme angles. Flood-free "nose-up" hydraulic maneuvers up to 40°, 30° during side maneuvers and "nose-down" maneuvers. No Trouble™ electric choke ensures great cold starting. Factory pre-set, easily adjustable and designed to prevent accidental over-adjustment. 4 vacuum ports: PCV, spark, power brake and vacuum accessories for easy installation. Externally adjustable, No Trouble™ spring-loaded needle and seats provide stable fuel levels for improved fuel control under all conditions. For use with any carbureted lowrider car or truck with bore 4bbl. intake. Recommended for engines 280+ ci with no more than 400 horsepower.br>