EVIL ENERGY 650 CFM 4-barrel Carburetor 110 GPH External Electric Fuel Pump Kit - EVILENERGY
EVIL ENERGY 650 CFM 4-barrel Carburetor 110 GPH External Electric Fuel Pump Kit - EVILENERGY
EVIL ENERGY 650 CFM 4 - barrel Carburetor specs, main jets #70, throttle bore 1.688-inch
EVIL ENERGY 650 CFM 4 - barrel Carburetor performance, CNC - machined, prime alloy
EVIL ENERGY 650 CFM 4 - barrel Carburetor flange size, technical dimensions
EVIL ENERGY EVIL ENERGY 750 CFM 4-barrel Carburetor Manual Choke Kit
EVIL ENERGY EVIL ENERGY 750 CFM 4-barrel Carburetor Manual Choke Kit
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Stainless Steel Filter Element
Capture contaminants and particles.
EVIL ENERGY 650 CFM 4-barrel Carburetor 110 GPH External Electric Fuel Pump Kit - EVILENERGY
EVIL ENERGY EVIL ENERGY 750 CFM 4-barrel Carburetor Manual Choke Kit

EVIL ENERGY 650 CFM 4-Barrel Carburetor Complete Kit, Electric Choke Mechanical Secondary Shiny Finish for 300-450HP V8

SKU: EVHYQ6725BK
Product Type: Carburetor
$725.99
$725.99
$749.99

Core Performance & Compatibility

  • 650 CFM 4-barrel design: Performance upgrade for stock to mildly modified V-8 engines (street-focused power & drivability)
  • Mechanical secondary throttle: Immediate, lag-free acceleration for street driving and cruising
  • Compatible with GM, Ford, Chrysler AT shift linkages (specific setups may require additional parts)

Convenience & Tuning

  • Factory preset electric choke: Automatic temperature adjustment for easy cold starts (no manual choke hassle)
  • Pre-calibrated: #70 main jets / #74 secondary jets / 0.031-inch pump nozzle—ready for street use out of the box; fine-tuning optional
  • Complete kit: Includes all fuel system accessories (hose, filter, pump, regulator, fittings) to avoid separate purchases

Installation & Build

  • 100% new components: 3.25-inch height, square bore flange—fits most street engine bays
  • Durable build: Shiny aluminum carburetor + 20FT AN6 push-lock hose + 110LPH 12V fuel pump—built for long-term street reliability
  • Dual-precision filtration: 100/40 micron filters protect the carburetor and engine from debris; 5-12 PSI regulator maintains stable fuel pressure

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 110 GPH External Electric Fuel Pump Kit - EVILENERGY

EVIL ENERGY 650 CFM 4-Barrel Carburetor Complete Kit, Electric Choke Mechanical Secondary Shiny Finish for 300-450HP V8

$725.99 $749.99
$725.99 $749.99

EVIL ENERGY 650 CFM 4-Barrel Carburetor Complete Kit, Electric Choke Mechanical Secondary Shiny Finish for 300-450HP V8

$725.99 $749.99

Product Manual

  • Carburetor Product ManualDownload

Brand EVIL ENERGY
Core Material

6061-T6 Aluminum Alloy (Carburetor/Regulator/Pump);

Aluminum Housing+Stainless Steel Filter Element (Filter)

Carburetor Finish Shiny
Carburetor Barrels 4
CFM Rating 650
Carburetor Flange Square bore
Choke Type Electric Choke
Secondary Throttle Type Mechanical
Carburetor Fuel Inlet Dual
Carburetor Calibration

Main Jets:#70

Secondary Jets:#74

Accelerator Pump Nozzle:0.031 inch

Power Valve: 6.5Hg

Venturi Diameter 1.6875 inch
Throttle Bore Diameter Primary/Secondary: 1.3 inch (both)
Carburetor Height 3.25 inch
Fuel Pump Type External Gear-type Electric Fuel Pump
Pump Inlet/Outlet 3/8-inch (both)
Pump Voltage 12V-13.5V
Pump Closed Pressure 14PSI
Pump Flow Rate

91.1-97.8GPH/345-370LPH(10-11PSI&5.6-6.0A);

Pump Max Power/Temp Range 88W; -68°-194°F
Fuel Pressure Regulator

5-12PSI Adjustable (Set Screw);

1/8" NPT Gauge Port + 2×AN6ORB to AN6 Ports

Filter Filtration Grade 40 Micron + 100 Micron (Dual Filter Kit)
Filter Adapter Sizes 1/2-inch, 3/8-inch, 5/16-inch Barb Fittings Included
Fuel Compatibility Gasoline, Diesel 
Universal Compatibility GM, Ford, Chrysler AT Shift Linkage Assemblies
Remanufactured No (100% Brand New Components)
Complete Kit Package

650CFM 4-Barrel Carburetor*1

20FT×5/16" Rubber Fuel Line*1

40 Micron Fuel Filter With Brackets/Barb Fittings

100 Micron Fuel Filter With Brackets/Barb Fittings

AN6-7/8-20UNF Short Adapter*1

5-12PSI Fuel Pessure Regulator*1

Electric Fuel Pump*1

0° 6AN-5/16" Adapter*2

90° 6AN-5/16" Adapter*2

Installation Hardware (Studs/Clamps/Gaskets/Springs)

Master Your Fuel System 

Carburetor with Fuel Pump: Complete Installation Package

To ensure stable fuel delivery, this kit includes a high-efficiency Electric Fuel Pump and regulator system:

  • 90LPH 12V External Electric Fuel Pump: Provides a consistent, high-volume flow to meet 650 CFM demands.
  • 5-12 PSI Fuel Pressure Regulator: Maintains steady pressure for optimal needle and seat performance.
  • 20FT AN6 Push-Lock Fuel Hose: Flexible rubber hose for easy routing, paired with dual-precision 100/40 micron fuel filters to protect your engine from contaminants.
  • Full AN6 Fitting Set: Includes all necessary adapters and barbs for a secure, professional-grade connection.

High-Performance Engineering

The heart of this kit is the 650 CFM Carburetor, precision-crafted from polished aluminum for superior heat dissipation and a classic look.

  • Mechanical Secondary Carburetor: Designed for enthusiasts who demand instant throttle response, the mechanical secondaries ensure lag-free acceleration during high-performance maneuvers.
  • Smart Cold Starts: The integrated Electric Choke provides automatic, hassle-free ignition, making it perfect for daily drivers and weekend cruisers alike.
  • Pre-Calibrated Precision: Ready to run out of the box with #70 main jets, #74 secondary jets, and a 0.031-inch accelerator pump nozzle—optimized for stock to mildly modified V8 engines (GM, Ford, and Chrysler).

Introducing the EVIL ENERGY 650 CFM 4-Barrel Carburetor Complete Upgrade Kit, your all-in-one solution for a high-performance fuel system upgrade. This comprehensive Carburetor Kit eliminates the hassle of sourcing parts separately, combining a Universal 4-Barrel Carb with a dedicated Electric Fuel Pump system to ensure your street machine performs at its peak.

If you are looking for a Performance Carburetor Upgrade that combines raw power with modern reliability, the EVIL ENERGY Carburetor Kit is your definitive solution. Engineered for classic muscle cars, hot rods, and daily street machines, this 650 CFM Carburetor setup eliminates the guesswork by providing a pre-calibrated, complete fuel system in one box.

Advanced Technical Features

The EVIL ENERGY Carburetor is built with professional-grade internals to guarantee longevity:

  • Precision Sealing: High-quality O-ring seals prevent structural failure, while the 8.5 Power Valve with premium gaskets ensures accurate fuel enrichment.
  • Reliable Floats: Featuring a Brass Float (Wet-flow tested for accuracy) and composite Nylon float bowl screw gaskets for a leak-proof seal.
  • Heavy-Duty Needle & Seat: The 97000-series nitrogen-filled needle and seat, housed in a durable soft-aluminum cylinder, offers extended service life even under rigorous conditions.
  • Universal Hardware: Standard 5/8-inch nuts and a complete hardware pack ensure a straightforward install.

Beginner-Friendly & Professional Ready

Whether you are a seasoned tuner or a first-time DIYer, the included manual provides step-by-step installation instructions and a comprehensive troubleshooting guide. As one of the best budget carburetors on the market that doesn't sacrifice quality, this kit offers a plug-and-play experience for anyone looking to refresh their classic car's soul.

What's in the Carburetor Kit?

Designed as one of the best budget carburetors without compromising on quality, this Carburetor with Fuel Pump bundle includes:

  • 650 CFM Shiny Aluminum Carburetor (Pre-calibrated with #70/#74 Jets)
  • 90LPH Electric Fuel Pump & 5-12 PSI Pressure Regulator
  • 20FT AN6 Push-Lock Fuel Hose & Dual-Precision Filters (100/40 Micron)
  • Complete Hardware Pack: AN6 fittings, adapters, and all necessary mounting gaskets.

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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