The off-road truck avenger is designed specifically for off-road applications- The unique fuel metering block eliminates fuel spillover through the boosters at extreme angles allowing for 40 degree climbing, 30 degree side hill maneuvers and nose-down descents to avoid hesitations, stalling and flooding typically associated with carbs in an off-road environment-Features- Gold dichromate finish for extreme off road environments- Single feed fuel inlet for ease of installation- Optimized off-road calibration that works out-of-the-box- Factory preset electric choke for easy startups- Vacuum secondaries allow use on a wide variety of vehicles- Quick change vacuum housing cap allows you to tune for performance or fuel economy springs included- Ford at kickdownSpecification- Barrels - 4- Cfm - 770- Booster - Annular straight- Choke - Electric- Emission code - 3- Finish - Gold dichromate- Fuel - Gasoline- Fuel inlet - Single- Material -zinc- Product type - Carburetor- Secondaries - Vacuum- Vacuum ports - 1 timed spark port, 2 full, and 1 pcv port- Throttle bore - 1-688 in- SKU: KSAO64843