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Performer Intake Manifold Dual Quad, Rectangle Port, 1500-6000 rpm
Product Discontinued
EDELBROCKPART NUMBER: 350-5421

Performer Intake Manifold Dual Quad, Rectangle Port, 1500-6000 rpm

Currently Unavailable

This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

Big Block Chevy
    C-66-O Dual Quad Intake Manifold
  • Big Block Chevy (Rectangle Port)
  • 1500-6000 RPM Range
  • Satin Finish

    Designed for 396-502 c.i.d. Chevys, tests confirmed smooth, consistent part-throttle operation with a 25 hp gain over Torker II and a torque gain of 30 ft./lbs. over Performer. Will not fit tall-deck truck blocks. Includes metering rods to calibrate Edelbrock carbs. Use with Performer-Plus cam/kit #350-2162 for low-end torque or Torker-Plus cam/kit #350-5062 for top-end power.

    Installation Notes
  • HEI will fit.
  • Recommended Intake Gasket: JEGS p/n 555-210101
  • Carb center to center distance: 6-7/16'
  • Manifold Height: (A) 3.95" , (B) 4.65"
  • Carb Pad Height: 4.30" Click here to determine carburetor pad height.
  • Port Exit Dimensions: 1.66" x 2.30"

    Carb Recommendations
  • Edelbrock Performer 600cfm Carburetor Manual Choke p/n 350-1405
  • Edelbrock 500 cfm Thunder AVS Carburetor Manual Choke p/n 350-1904 , Electric Choke p/n 350-1903

    Since founder Vic Edelbrock Sr. began building performance intake manifolds in 1938, Edelbrock has grown into one of the most trusted names in American high-performance parts, from carburetors and intake manifolds to cylinder heads, crate engines, and EFI systems. JEGS has spent decades supplying Edelbrock components to racers, engine builders, and street enthusiasts, backing this extensive lineup with in-house technical support, fast shipping, and a Price Match Guarantee so you can choose proven Edelbrock parts with confidence.

    Choose the correct Edelbrock Dual-Quad (4x2) or Tri-Power (3x2) manifold that best suits your needs.


    Show More

    Edelbrock 2x4 and 3x2 Intake Manifolds bring classic multi-carburetor performance into your engine bay with proven street and strip appeal. These manifolds—known as Dual-Quad (2x4) and Tri-Power (3x2)—offer runners sized and arranged to optimize power delivery across a wide RPM range, improving throttle response and torque in everyday driving conditions.

    Crafted from lightweight aluminum, these manifolds are designed to complement both vintage and modern street builds without excessive weight. The satin finish delivers a clean visual upgrade to any engine compartment while offering thermal and corrosion resistance for long-term durability.

    The 2x4 Dual-Quad configuration supports twin four-barrel carburetors, delivering increased air and fuel flow for high-performance applications. The 3x2 Tri-Power setup utilizes three two-barrel carbs arranged to balance airflow efficiency and drivability—ideal for enthusiasts who value both performance and classic styling.

    From a performance standpoint, these manifolds preserve strong low-end torque while supporting power up through the upper rev range. The thoughtful flow paths and runner design make them incredibly responsive off idle and comfortable on the freeway—creating a balanced feel across diverse driving conditions.

    If you're refreshing a vintage build or boosting the thrills in a classic muscle car, choosing an edelbrock intake manifold with a multi-carb layout enhances both function and character. As intake manifold edelbrock options go, these strike a rare balance between nostalgic looks and modern performance. The edelbrock performance intake manifold lineup ensures you get matched performance, ease of tuning, and a standout engine bay all in one upgrade.

    Elevate your ride with a manifold built to deliver enduring performance, aesthetic appeal, and legendary Edelbrock quality.

Part TypeIntake Manifold
Product LineEdelbrock 2x4 and 3x2 Intake Manifolds
BrandEDELBROCK
Package Height7.5
Package Width15.6
Package Length23.5
Weight21.02 PG
Part CategoryPerformance Parts
UsageStreet/Hi-Performance
Number Of CarbsTwo
EmissionWithout EGR
Rpm Range1500-6000
Cylinder Head TypeRectangular Port
Engine Make/SizeChevy Big Block (396-502)
Vendor Part Number5421
Package Qty1
Package TypeEA
No Questions
No Reviews

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