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".
Features:
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)
Specs
Barrels
4
Billet Color
Shiny
Booster
Down Leg
Brand
Demon
Carburetor Use
Performance and Race
CFM
750
Choke
Electric
Circuit
2
Condition
New
Emission Code
3
Finish
Shiny
Fuel
Gasoline
Fuel Inlet
Dual
Fuel System
Carbureted
High Speed Air Bleed
28
Idle Air Bleed Size
70
Marine Use
No
Material
Aluminum
Model
Speed Demon
Primary Main Jet
68
Primary Power Valve
6.5
Primary Pump Nozzle Size
31
Product Type
Carburetor
Secondaries
Vacuum
Secondary Main Jet
78
Supercharged Application
No
Throttle Bore
1.688 inch
Warranty
Limited 90 Day
Part Number
SPD-750-VS
Emissions
3
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
1965 and older U.S. manufactured California Certified vehicles
1967 and older U.S. manufactured Federally Certified vehicles
1967 and older Foreign manufactured vehicle
The following vehicles are considered Racing Use Only Vehicles:
Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
1966 and newer U.S. manufactured California Certified vehicles
1968 and newer U.S. manufactured Federally Certified vehicles
This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.
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