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Hooker BlackHeart Exhaust Manifolds

1982-04 GM S-10/Sonoma LS Swap Exhaust Manifolds w/ 2.5" Outlet – Natural Cast Finish

PART# 71223026HKR

$273.95   Suggested Retail
$245.95   Your Price
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Designed to be used with Hooker BlackHeart Transmission Crossmembers (P/N 71222020HKR, 71222019HKR, or 71222018HKR) and Engine Mounts (P/N 71221029HKR) for a trouble free install.

Overview

Hooker BlackHeart has quickly become the leader in engine swaps and we are excited to announce new products for 82-04 GM S10/Sonoma trucks with LS engines. These cast iron exhaust manifolds feature a 2.5" outlet and are designed to be used with Hooker BlackHeart Engine Mounts (P/N 71221029HKR) and Transmission Crossmembers (P/N 71222020HKR, 71222018HKR, or 71222019HKR) for a trouble free install.

Features:

  • Intended for 82-04 GM S10/Sonoma LS engine swap applications where durability, quiet operation, and leak-free sealing is desired
  • Nickel plated steel mating flanges, MLS mating flange gaskets, and mating flange hardware included
  • Cast from Hi-Silicon-Moly Ductile Iron to provide durability and corrosion resistance
  • 2.5-inch outlet diameter offers improved flow for maximum performance from a cast iron exhaust manifold
  • Designed to be used with Hooker BlackHeart Engine Mounts (P/N 71221029HKR) and Transmission Crossmembers (P/N 71222020HKR, 71222018HKR, or 71222019HKR) for a trouble free install
  • Adapter pipes (P/N 71223024HKR) will adapt these manifolds to any of the Hooker BlackHeart exhaust systems for this application

Specs

BrandHooker BlackHeart
Collector Diameter2.50 inch
Emission Code3
FinishNatural
MaterialCast Iron
Product TypeExhaust Manifolds
Part Number71223026HKR

Service Parts


Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

Designed to be used with Hooker BlackHeart Transmission Crossmembers (P/N 71222020HKR, 71222019HKR, or 71222018HKR) and Engine Mounts (P/N 71221029HKR) for a trouble free install.
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      Some parts are not legal for use in California or other states with similar regulations.