300-263 Single Plane EFI Intake Manifold w/Fuel Rails Small Block Chevy 262-400 ci with Vortec Cylinder Heads
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HOLLEYPART NUMBER: 510-300-263

300-263 Single Plane EFI Intake Manifold w/Fuel Rails Small Block Chevy 262-400 ci with Vortec Cylinder Heads

$72795
ShippingShips on 09/18/2026
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Small Block Chevy
Single Plane EFI Intake Manifold w/Fuel Rails
  • Small Block Chevy 262-400 ci
  • For 1996-2002 Vortec Cylinder Heads
  • 2,500-7,500 RPM
  • Isolated Plenum
  • 4150 Square Bore Flange
  • Satin Finish

    Breakdown of Included Items

    Dimensions

     

    Features:

    • Fits Small Block Chevy 262-400 ci engines with 1996-2002 Vortec (L31) cylinder heads (non-EGR)
    • 4150 square bore mounting flange to accept most aftermarket square-bore throttle body designs
    • Fuel injector bores have back-cut exits in the runners for better fuel atomization
    • Black coated fuel rails with bracket assortment allowing different height fuel injectors
    • Fuel rail designed for maximum throttle lever clearance
    • Accepts most stock hardware and accessory brackets
    • Single plane design with an isolated plenum to keep the air charge cooler
    • 1 in. shorter overall height than most single plane manifolds
    • Lower throttle body mounting height to help with hood clearance
    • 2 distributor clamp locations
    • Powerband: 2,500-7,500 RPM
    • Port size: 2.050 in. height x 1.020 in. width
    • Cast aluminum construction
    • Satin finish
    • Note:
      • Fuel injectors not included

    Emissions Note:

    This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    • Upgrade to Electronic Multi-Port Fuel Injection for Modern Performance

      Upgrading to a Holley EFI intake manifold will maximize the performance of your custom-built, multi-port electronic fuel injection system.

    Part TypeIntake Manifold
    Product LineHolley EFI Multi-Port Intake Manifolds
    BrandHOLLEY
    Package Height7.0
    Package Width11.5
    Package Length23.0
    Weight15.0 PG
    Part CategoryPerformance Parts
    Engine Make/SizeChevy Small Block
    Vendor Part Number300-263
    Package Qty1
    Package TypeEA
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    Some parts are not legal for use in California or other states with similar laws / regulations
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