EVIL ENERGY 650 CFM 4-barrel Carburetor with accessories, free shipping & 180 - day return
EVIL ENERGY 650 CFM 4 - barrel Carburetor specs: Main Jets #101, Throttle Bore 1.44-inch, Accelerator Pump Nozzle 0.028-inch
EVIL ENERGY 650 CFM 4 - barrel Carburetor flange size diagram, unit in millimeters
EVIL ENERGY 650 CFM 4 - barrel Carburetor performance: CNC - machined, electric choke, square bore
EVIL ENERGY 650 CFM 4 - barrel Carburetor quality: lightweight, rust - proof, color - fast material
EVIL ENERGY 650 CFM 4 - barrel Carburetor upgrade vs original: robust structure, rust - resistant
EVIL ENERGY 650 CFM 4 - barrel Carburetor benefits: instant response, fuel atomization, smooth idle
EVIL ENERGY 650 CFM 4 - barrel Carburetor: high - performance engine solution, plug - and - play
EVIL ENERGY 650 CFM 4 - barrel Carburetor: 500,000 + raving fans, customer reviews

EVIL ENERGY 650 CFM 4-barrel Single Fuel Inlet Carburetor

SKU: EVFS23-00059SR-014-L
Product Type: Carburetor
$332.49
$332.49
$369.99

Next-Gen Annular Flow Technology

  • Annular flow primary boosters (8 orifices) – improved fuel atomization, no flat spots during throttle transitions.
  • 650 CFM airflow + adjustable air valve secondaries – smooth power delivery for small-block/big-block engines.
  • 1.19-inch venturi – enhances air velocity for sharper throttle response.

Precision Calibration & Tuning Support

  • Factory-calibrated: #101/#98 jets, 0.070x0.037 inch metering rods, 5" Hg step-up spring.
  • Timed & full vacuum ports – supports ignition advance calibration for optimized performance.
  • 100% wet-flow tested – ready to install and run out of the box.

Universal Compatibility & Durability

  • Square-bore flange – fits dual-plane/single-plane intake manifolds (GM/Ford/Chrysler).
  • Ford AOD transmission compatible (with appropriate bracket, sold separately).
  • High-quality aluminum construction (non-remanufactured) – corrosion-resistant, lightweight.

Installation & Application Notes

  • Single fuel inlet for simplified installation; requires carburetor stud kit (sold separately).
  • Requires new fuel filter (between pump and carburetor) for warranty/performance.
  • Restrictions: No marine use; gasoline only (no alcohol/E85); adapter may be needed for factory intakes.

Secure online checkout with free 1-year warranty, 180-day money-back guarantee, free shipping over $50, and expert customer support from 
EVIL ENERGY.
EVIL ENERGY 650 CFM 4-barrel Carburetor with accessories, free shipping & 180 - day return

EVIL ENERGY 650 CFM 4-barrel Single Fuel Inlet Carburetor

$332.49 $369.99

EVIL ENERGY 650 CFM 4-barrel Single Fuel Inlet Carburetor

$332.49 $369.99

Product Manual

  • Carburetor Product Manual with needle valveDownload

Brand EVIL ENERGY
Material Aluminum
Finish Satin
Barrels 4
CFM 650
Carburetor Flange Square bore
Choke Type Electric
Secondary Throttle Type Adjustable Air Valve
Fuel Inlet Single
Calibration

Main Jets:#101
Secondary Jets:#98
Accelerator Pump Nozzle:0.028inch
Metering Rods:0.070'inx 0.037'in
Power Valve :None

Venturi Diameter
1.19 inch
Throttle Bore Diameter Primary throttle Bore: 1.44 inch
Secondary throttle Diameter: 1.69 inch
Carburetor Height
3.25 inch
Compatibility GM, Ford, Chrysler AT Shift Linkage Assemblies
Remanufactured No

EVIL ENERGY 650 CFM 4 - barrel Carburetor, instant response & high - RPM power

The EVIL ENERGY 650 Carburetor is engineered as a next-generation street performance 650 cfm carb, designed for drivers who want balanced power, smooth drivability, and dependable everyday operation. This EVIL ENERGY 650 Carburetor features 2nd-Gen Adjustable Air Valve Secondary control and annular flow primary boosters to eliminate hesitation or flat spots—delivering seamless throttle transitions from idle to wide-open throttle.

Compared to the Edelbrock 650 Carburetor (1906), the EVIL ENERGY 650 CFM 4-Barrel Carburetor offers more responsive part-throttle control and smoother acceleration, especially in street and cruising conditions, making it a cost-effective and reliable upgrade for muscle cars and weekend performance builds.

EVIL ENERGY 650 CFM 4 - barrel Carburetor upgrade, robust structure vs original

With a compact square-bore configuration, this 650 carburetor fits a wide range of small-block and big-block V8 engines and works perfectly with dual-plane or single-plane intake manifolds. Built from corrosion-resistant aluminum and manufactured 100% new—not remanufactured—the evil energy carburetor is made for long-term durability in street machines, hot rods, and cruisers.

For consistent fuel delivery and optimal performance, install a fresh fuel filter between the fuel pump and the 650 cfm carb during setup. This keeps the system clean and ensures stable performance in any driving environment.

EVIL ENERGY 650 CFM 4 - barrel Carburetor, high - quality material, durable design

Key Features – EVIL ENERGY 650 Carburetor

    • 650 CFM Airflow – The EVIL ENERGY 650 Carburetor delivers smooth, consistent 650 cfm carb airflow with 2nd-Gen air valve secondaries for balanced street performance.
    • Pre-Calibrated Setup – #101/#98 jets and 0.070-inch x 0.037-inch metering rods give the 650 carburetor clean throttle response right out of the box.
    • Simple Installation – Single fuel inlet and square-bore flange make the evil energy carburetor easy to bolt on with minimal adjustment.
    • Wide Fitment – Compatible with dual-plane or single-plane intake manifolds across GM, Ford, and Chrysler V8 engines.
    • 100% New Build – This EVIL ENERGY 650 CFM 4-Barrel Carburetor is brand-new (not remanufactured) for long-lasting reliability.
    • Better Value Alternative – Smooth drivability and dependable power at a more affordable price than the Edelbrock 1906.

    EVIL ENERGY 650 CFM 4 - barrel Carburetor features, CNC - machined, prime alloy

    What You’ll Feel After Installing the EVIL ENERGY 650 Carburetor

    • Smoother Throttle Response
      The EVIL ENERGY 650 Carburetor delivers clean, predictable power. When you press the pedal, the engine responds—no stumble, no hesitation, just smooth acceleration.
    • Stronger Low-to-Mid Range Torque
      As a 650 cfm carb, it’s tuned for real-world driving. You’ll feel more pull when taking off from a stoplight or passing on the highway.
    • More Stable Idle & Easier Warm-Ups
      The calibrated jets and manual choke give the 650 carburetor a stable idle—even in cooler weather—while still allowing enthusiasts to fine-tune feel and sound.
    • Better Street Drivability
      This evil energy carburetor doesn’t just add power—it makes the car easier to drive smoothly in traffic, cruising, or weekend runs.
    • Crisp Acceleration Sound
      When the secondaries open, you get that classic 4-barrel growl—aggressive, clean, and satisfying.

    EVIL ENERGY 650 CFM 4 - barrel Carburetor, high - performance engine solution

    ⚠️ APPLICATION RESTRICTIONS:

    • Not fit for boats
    • requires adapter to fit the factory intake manifold.

    EVIL ENERGY 650 Carburetor – FAQs

    Q1: What is the airflow rating of the EVIL ENERGY 650 Carburetor?
    A1: The EVIL ENERGY 650 Carburetor provides 650 cfm carb airflow, which is ideal for street performance V8 engines that need strong low-to-mid range torque and smooth daily drivability.

    Q2: Is the 650 carburetor pre-calibrated for use out of the box?
    A2: Yes. The 650 carburetor comes factory-set with #101/#98 jets and 0.070-inch x 0.037-inch metering rods for a consistent air-fuel mixture, so most users can bolt on and run without tuning.

    Q3: What type of choke does this evil energy carburetor use?
    A3: It uses a manual choke, giving the driver full control over cold starts and performance behavior—preferred by enthusiasts who like tuning response and idle feel.

    Q4: Will the EVIL ENERGY 650 CFM 4-Barrel Carburetor fit my intake manifold?
    A4: Yes. It fits most dual-plane and single-plane intake manifolds across GM, Ford, and Chrysler V8 platforms. A carburetor stud kit and a fresh gasket are recommended for best sealing.

    Q5: How does this compare to the Edelbrock 1906?
    A5: The EVIL ENERGY 650 CFM Carburetor provides similar airflow and secondary control technology but at a more affordable price, making it a strong value alternative for street performance builds.

    Q6: Is the EVIL ENERGY 650 Carburetor brand-new or remanufactured?
    A6: It is 100% brand-new, not remanufactured—meaning no recycled components, more consistent calibration, and longer service life.

    Q7: What driving style is this 650 cfm carb best suited for?
    A7: This EVIL ENERGY 650 Carburetor is perfect for muscle cars, cruisers, mild performance builds, and drivers who want smooth throttle response, clean acceleration, and reliable street manners—not just peak horsepower.

    EVIL ENERGY's logo

    CFM Calculator

    Enter engine parameters to calculate optimal CFM (Cubic Feet per Minute). Based on engine type and modification level, we’ll recommend the best carburetor size.

    Modification Level:
    Recommended CFM Range: 0 - 0

    Recommended Products:


    If you have any other questions, please contact Customer Service at support@ievilenergy.com for assistance.

    Brand Summary

    Policy Details
    Cancellation Policy Orders can be canceled within 48 hours of placement. Refund processed in 3-5 business days.
    Returns Policy Returns accepted within 180 days. Full refund within 90 days; 15% fee for 90-180 days.
    Non-Returnable Items Only regular-priced items are eligible for refunds; sale items are non-refundable.
    Refund Processing If no refund received, check your bank/credit card. For ongoing issues, contact support@ievilenergy.com.

    Return Reasons

    1. Quality Issues: Provide photos/videos; we cover return shipping.
    2. Wrong Item Ordered: Buyer covers return shipping; email within 30 days.
    3. Change of Mind: Buyer covers return shipping; email within 30 days.
    4. Shipping Damage: Inspect packages; do not sign for damaged items.
    5. Incorrect Item Shipped: Contact within 7 days.

    Price Protection Policy

    Effective from August 25, 2024. Price drops within 7 days of purchase can be claimed.

    Disclaimer

    EVIL ENERGY reserves the right to interpret, modify, or terminate this policy in accordance with applicable laws and regulations.

    If you need further information or assistance, feel free to ask!

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