EFI Fuel Rail Kit for GM LS1/LS2/LS6 Fabricated Intakes [Black Anodized Billet]
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HOLLEYPART NUMBER: 510-850001

EFI Fuel Rail Kit for GM LS1/LS2/LS6 Fabricated Intakes [Black Anodized Billet]

$22995
ShippingShips on Nov 03, 2026
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Fuel Rail Kits
EFI Fuel Rail Kit
  • GM LS1/LS2/LS6 Sniper Fabricated Intake Manifolds
  • Billet Aluminum, Black Anodized
  • 3/8 in. Line Diameter w/ -8 AN Fittings
  • Includes Both Rails, Crossover Line & Mounting Hardware

    The EFI Fuel Rail Kit supplies fuel to the injectors on Sniper fabricated LS intake manifolds, replacing the factory rails with a billet setup that bolts on with the supplied hardware.

    Holley 850001 Features:

    • Billet aluminum construction with a black anodized finish.
    • 3/8 in. line diameter with -8 AN female O-ring inlets and outlets.
    • Includes both fuel rails, a crossover line, and mounting brackets and hardware.
    • Designed for GM LS1/LS2/LS6 Sniper fabricated intake manifolds; will not fit stock manifolds.
    • Custom Hand-Fabricated Sheet Metal Aluminum Intake Manifolds

      Holley Sniper Hi-Ram Fabricated Intake Manifolds are available for popular Chrysler, Ford, and GM engine platforms. The Hi-Ram design increases air velocity while evenly distributing airflow to each individual cylinder, a great option for high-horsepower and racing applications. Available in both fuel injected and carbureted variants, Sniper intakes are an affordable fabricated intake manifold option that produces excellent overall performance across a broad RPM range.

      Show MoreSniper fabricated manifolds are bolt-on ready and come equipped with Holley's high-flow fuel rail kit (EFI only), as well as installation hardware and gaskets. Aluminum alloy constructed with 100% Tig-welded seams, Holley manufactures these fabricated intakes for a precise fit and long-lasting structural integrity for applications producing 750+ HP.
    Part TypeFuel Rail
    Product LineHolley Sniper Hi-Ram Fabricated Intake Manifolds
    BrandHOLLEY
    Package Height1.8
    Package Width5.4
    Package Length17.4
    Weight3.56 PG
    Part CategoryPerformance Parts
    Part FitmentUniversal
    Vendor Part Number850001
    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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