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1973-87 GM C-10/20 2WD Trucks, Full-Length LS-Swap, 1-7/8, Collector Size
Item EK-61-877117-1
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$1,065.95
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Product Information
Features, Description, Q&A
Features
- Fits GM LS Engine Swaps Into 1973-1974 GM C-10/20 2WD Trucks Only
- Primary Tube Diameter of 1-7/8 Inch
- Collector Diameter of 3 Inch for Optimum Flow
- Long Tube Design Enhances Engine Performance by Reducing Backpressure
- 100% 304 Stainless Steel Construction Provides Corrosion Resistance and Durability
- Compatible With Standard LS Engine Swap Mounting Brackets
- Includes Mounting Hardware and Gaskets for Installation
- Round Port Shape With Oxygen Sensor Port Included
- Bolt Size M8 x 1.25 x 25mm With Bolts Included
- No Air Injection Tubes or Exhaust Gas Temperature Ports Present
- Natural Finish with Slip-Fit Collector Attachment for Easy Fitment
- Sold as a Pair for a Complete Exhaust Setup
- Manufacturer’s Limited Lifetime Warranty for Long-Term Coverage
Description
Performance Exhaust Solution. The Hooker BlackHeart header is designed to improve exhaust flow and engine efficiency for LS engine swaps in classic 1973–1974 GM C-10/20 2WD trucks. Its long tube design helps increase horsepower and torque by reducing exhaust backpressure, making it essential for performance or reliability upgrades.
Construction and Appearance. Made entirely of durable 304 stainless steel with a natural finish, these headers resist corrosion and discoloration while adding a premium look to the engine bay.
Installation. Designed for bolt-in installation using standard LS engine swap mounting brackets and includes all necessary hardware and gaskets. No modifications or drilling are typically required, but installation complexity may vary depending on specific vehicle and swap configurations.
Warranty. Backed by a manufacturer’s limited lifetime warranty to ensure quality and longevity.
Application. Specifically engineered to fit 1973-1974 GM C-10/20 2WD trucks equipped with LS engine swaps; not compatible with 4WD models or other years.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
4.5
Reviews of Hooker BlackHeart Classic Exhaust Products (3)
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