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Exhaust Headers, Manifolds and Components

Hooker

LS Swap Long Tube Headers Painted 1973-1974 GM C-10, 20 2WD Trucks, Full-Length LS-Swap, 1-3, 4 Inch, Collector Size 3 Inch, Use With Standard Engine Mounts. Hooker BlackHeart

$402.95 $371.95 Save $31.00

SKU: H00I 70101503HKR

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In Stock
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INSTALL DIFFICULTY
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Moderate — 2–4 hours

Description

Part #: 70101503HKR

Hooker BlackHeart LS-Swap Full-Length Header - Painted1973-1974 GM C-10/20 2WD Trucks, Full-Length LS-Swap, 1-3/4 Inch, Collector Size 3 Inch. These Headers are designed for use with Standard 12621HKR engine mounting brackets.For GM LS engine swaps into 1973-1974 GM C-10/20 2WD Trucks1-3/4 Inch primary tube diameter and 3 Inch collector diameter ideal for LS1/LS6/LS2 or 5.3L-6.0L Vortec truck engine swapsLong tube design for optimum engine performanceMild steel construction with black painted finishDesigned for use with 12621HKR engine mounting bracketsDetails:Application: 1973-1974 GM C-10/20 TrucksBolt size: M8 x 1.25 x 25mmCARB (California) Compliant: NoCollector Diameter: 3.00 inchDrive: 2WDEmission Code: 4Engine: GM Gen III/IV (LS)Exhaust Series: Hooker BlackHeartHeader Finish: Black PaintHeader Style: Long TubeMaterial: Mild SteelPrimary Tube Dia.: 1-3/4 inchProduct Type: HeadersSubframe: StockTube Material: Mild SteelType of Component: HeadersWarning: California Proposition 65Warranty: Manufacturer's Limited Lifetime Warranty

Features:

  • For GM LS engine swaps into 1973-1974 GM C-10/20 2WD Trucks
  • 1-3/4" primary tube diameter and 3" collector diameter ideal for LS1/LS6/LS2 or 5.3L-6.0L Vortec truck engine swaps
  • Long tube design for optimum engine performance
  • Mild steel construction with black painted finish
  • Designed for use with 12621HKR engine mounting brackets

1973-1974 GM C-10/20 2WD Trucks, Full-Length LS-Swap, 1-3/4", Collector Size 3", Use with Standard Engine Mounts.

MIA's Description

Hooker LS-Swap Full-Length Header - Painted; 1973-87 GM C-10/20 2WD Trucks, Full-Length LS-Swap, 1-3/4", Collector Size 3". For GM LS engine swaps into 1973-87 GM C-10/20 2WD Trucks. Features a 1-3/4" primary tube diameter and 3" collector diameter, ideal for stock LS1/LS6/LS2 or 5.3L-6.0L Vortec truck engine swaps. Designed with a long tube for optimum engine performance. Constructed from mild steel with a black painted finish. It is designed for use with Hooker engine mounting brackets 12621HKR and transmission crossmember 12646HKR.

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Specifications

BrandHooker
Part NumberH00I 70101503HKR

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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