Demon Carburetion Speed Demon Carburetors


Demon Carburetion
Demon Carburetion Speed Demon Carburetors

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The Speed Demon™ series is the most formidable performance street carburetor available today. It features the most advanced design manufacturing processes that provides street enthusiasts with racing carburetor technology in a very driveable package.

The Speed Demon™ line offers a wide range of sizes and in VE-series (vacuum secondaries, electric choke) or twin-squirter (mechanical secondaries) designs. Across the range of sizes, 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, tow trucks, mild performance applications and crate motors. They are designed for engines with cam profiles between 220 and 240 degrees duration at 0.050".

  • Billet Baseplate with new Idle-Eze™
  • Billet Metering Blocks
  • Four-Corner Idle Circuitry
  • Large Capacity Float Bowls
  • Large Glass Float-Level Sight Windows
  • Power Valve Backfire Protection
  • Integral Hi-Flow Choke Tower Housing
  • Available in Mechanical or with Vacuum-Secondaries
  • Quick-change Vacuum-Secondary Spring Cover
  • "Quik Release" Non-Stick Gaskets
  • Vacuum Fittings
  • Most common tuning parts interchange



  • 575 cfm Speed Demon Carburetors

    333-1282020
    575 cfm Speed Demon Carburetors
  • Mechanical Secondary
  • Stock and Mild 283-390ci Engines

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  • $549.99
    Ships
    05/30/12

    333-1282020VE
    575 cfm Speed Demon Carburetors
  • Vacuum Secondary
  • Stock and Mild 283-390ci Engines

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  • $499.99
    Ships
    05/30/12
    650 cfm Speed Demon Carburetors

    333-1282010
    650 cfm Speed Demon Carburetors
  • Mechanical Secondary
  • Mild 302-427ci Engines

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  • $499.99
    Ships

    333-1282010VE
    650 cfm Speed Demon Carburetors
  • Vacuum Secondary
  • Electric Choke
  • Mild 302-427ci Engines

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  • $456.99
    Ships
    750 cfm Speed Demon Carburetors

    333-1402010
    750 cfm Speed Demon Carburetors
  • Mechanical Secondary
  • 393-477ci & Mild 427-455ci Engines
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  • $499.99
    Ships

    333-1402010VE
    750 cfm Speed Demon Carb
  • Electric Choke
  • Vacuum Secondary
  • 393-477ci & Mild 427-455ci Engines
    View this item
  • $456.99
    Ships

    333-1402020
    750 cfm Speed Demon Carburetors
  • Mechanical Secondary
  • Annular Boosters
  • 393-477ci & Mild 427-455ci Engines

    View this item
  • $549.99
    Ships
    05/30/12

    333-1402020VE
    750 cfm Speed Demon Carburetors
  • Vacuum Secondary
  • Annular Boosters
  • 393-477ci & Mild 427-455ci Engines

    View this item
  • $499.99
    Ships
    05/30/12
    850 cfm Speed Demon Carburetors

    333-1563010
    850 cfm Speed Demon Carb
  • Mechanical Secondary
  • 480-540ci crate engine
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  • $499.99
    Ships

    333-1563010VE
    850 cfm Speed Demon Carb
  • Electric Choke
  • Vacuum Secondary
  • 480-540ci crate engine
    View this item
  • $456.99
    Ships