650 CFM Speed Demon Carburetor Polished Aluminum Mechanical Secondaries Annular

• All aluminum polished construction with billet metering blocks and base plate (Now 40% lighter than the original Demons!)
• Fuel bowls and main body have been redesigned for a sleeker, more stylish appearance
• Completely re-engineered and re-calibrated for better drivability and full throttle performance
• Re-designed throttle lever with integrated Ford A/T, 700-R4, and Chrysler kick down options
• Fuel bowls now have dual threaded inlets on each side, dual sight glass windows, and internal baffling for improved fuel slosh control
• Changeable idle, high-speed air bleeds & power valve restrictions for precise tuning
• Billet Baseplate with Idle-Eze™ allows precision fine tuning of the idle speed resulting in a smoother transition from off-idle
• New simple part numbering system: Start with SPD (Speed Demon) Add the carburetor cfm size (650, 750, or 850) and then add the model suffix; MS (Mechanical Secondaries); VS (Vacuum Secondaries); AN (Annular Discharge Boosters)

The next generation of Speed Demon™ carburetors have arrived. The new aluminum Speed Demon™ series is the most formidable performance street carburetor available today and it's 40% lighter than the original. It features the most advanced design manufacturing processes that provides street enthusiasts with racing carburetor technology in a very drivable package. The Speed Demon™ line offers a wide range of sizes with vacuum and mechanical secondary designs. Across the range of sizes, from 650 cfm to 850 cfm, the Speed Demons deliver balanced, high-velocity airflow and exceptional fuel metering capacity to match the fuel requirements most street engines. A Speed Demon™ carburetor is ideal for muscle cars, stock rebuilds, mild performance applications, and crate motors. They are designed for mild engines from 302-427 cid with cam profiles between 220 and 240 degrees duration at 0.050".

650 CFM Speed Demon Carburetor Polished Aluminum Mechanical Secondaries Annular