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Hooker  |  SKU: 2502-6HKR

Hooker Racingheart 3-Step Dragster Headers - Chrome - 2502-6HKR

Big Block Chevy, Downswept, 2.125 in. / 2.25 in. / 2.375 in. Stepped Primaries, 4.5 in. Merge Collector, Chrome

Regular price $2,901.60 NZD + GST
Shipping calculated at checkout.
⚠ Special Order Item — ships direct from supplier. No returns, exchanges, or cancellations once processed. Please allow 7–20 days shipping.

Description

Big Block Chevy, Downswept, 2.125 in. / 2.25 in. / 2.375 in. Stepped Primaries, 4.5 in. Merge Collector, Chrome

Part Number: 2502-6HKR

Hooker's RacingHeart Big Block Chevy Downswept, 3-Step Dragster Headers feature 2.125 inch/2.25 inch/2.375 inch stepped primary tubes to maximize exhaust flow, resulting in horsepower and torque gains over a broad rpm range. The 4.5 inch merge collector with merge spear design improves the transition of the exhaust pulse from the primary tube to the collector and maximizes the scavenging effect on the exhaust pulse. This helps maintain the velocity of the pulses as they travel through the collector. These headers are ideal for big block Chevy engines making over 1000 horsepower. They are available in both Chrome plated Mild Steel and Polished 304 Stainless Steel.

Features and Benefits

• Available in both Chrome Plated Mild Steel and Polished 304 Stainless Steel
• 3-Step header design
• Mandrel-Bent Tubing
• Merged Collector
• Chrome

Specifications

  • Specifications
    Air Injection TubesNo
    Bolt size3/8-16 x 3/4
    Bolts IncludedYes
    BrandHooker
    CARB (California) CompliantNo
    CategoryExhaust
    Collector AttachmentSlip-Fit
    Collector Diameter4.50
    ColorSilver
    Cylinder Head Flange Thickness3/8
    DesignPro-Mod Side Exit
    Drive2WD
    EGT (Exhaust Gas Temperature) PortNo
    Emission Code4
    EngineBig Block Chevy
    FinishCeramic Coated
    FinishChrome
    Gasket Or Seal IncludedYes
    Grade TypePerformance
    Header SeriesHooker Racingheart 3-Step Dragster Headers
    Header StyleLong Tube
    MaterialMild Steel
    Mounting Hardware IncludedYes
    Oxygen Sensor PortNo
    part typeExhaust Header
    Port ShapeRound
    Primary Tubing Diameter2.125
    Primary Tubing Diameter2-1/4
    Primary Tubing Diameter2-3/8
    Primary Tubing Diameter2-1/8
    Primary Tubing Diameter2.375
    Primary Tubing Diameter2.25
    Product TypeHeaders
    QuantitySold as a pair
    Sub CategoryExhaust Manifolds
    Tube Length30 inch
    Tube MaterialMild Steel
    WarningCalifornia Proposition 65

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