Skip to main content
ASK OUR EXPERTS
1-866-464-6553

Hooker BlackHeart Long Tube Headers - 304 Stainless

1970-1974 GM LS 2nd Gen (Camaro/Firebird), Tube Size 1-7/8, Collector Size 3 inch, Port Shape - round (Replaces part # 2298-7HKR)

Part # 70101312-RHKR Be the first to write a review

Hooker BlackHeart Long Tube Headers - 304 Stainless

In Stock
Free Shipping - Lower 48 US States
$1,293.95
Add to Wishlist
Starting at $114 a month with Learn More
4

Emissions

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

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

    See Emissions Details
1970-74 GM LS 2nd Gen (Camaro/Firebird) Full Length Engine Swap Headers for hot LS1/LS6/LS2 (cam,heads,nitrous), 6.2L(L92)Vortec truck, LS3 or all supercharged LS/Vortec engine swaps requiring maximum ground clearance. Not legal for use on pollution controlled motor vehicles.

Features:

  • 1-7/8” primaries/3" collectors
  • Proprietary flat-finished/TIG welded stainless steel investment cast port flanges, CAD/CFD designed one-piece merge collectors and investment cast attenuation spears
  • Compatible with Quick Time™ bellhousings, mechanical clutch linkage (requires custom Z-bar/pivot ball assembly), stock A/C evaporator case on firewall, straight boot spark plug wires and Holley LS swap oil pan and accessory drive brackets
  • Bolt-in installation with Hooker 3” 2nd-gen F-body exhaust system
  • Connection to 2-1/2” Hooker 2nd-gen F-body exhaust system requires the use of an available mid-pipe kit
  • Compatible only with stock height subframe/body mounts
  • installation with half-height mounts will likely require modification to vehicle floor panels
  • Designed and intended for installation only with Hooker LS swap engine mounting brackets and transmission crossmembers for this application. Will not install with any other brand of mounts
  • Will not install with factory column shift linkage, Lokar or similar aftermarket cable or linkage required for column shift applications
  • the only 70-74’ specific header design in the marketplace
  • Premium fitment with maximized ground clearance
  • 100% Stainless steel construction

About Hooker BlackHeart

Shop the official site of Hooker BlackHeart and explore exhaust systems, engine swap kits, and mufflers for both import and domestic vehicles at Holley.com!

Application1970-1974 Camaro/Firebird
Bolt SizeM8 x 1.25 x 25mm
Brand Hooker BlackHeart
CARB (California) CompliantNo
Collector Diameter3.00 inch
Emission Code4
EngineGM Gen III/IV (LS)
Exhaust SeriesHooker BlackHeart
Header FinishNatural
Header StyleLong Tube
Material304 Stainless Steel
Primary Tube Dia.1-7/8 inch
Product TypeHeaders
UPC090127742501
Part Number70101312-RHKR
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition 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 use of header wraps can cause header tubes to crack or rust due to excessive heat and moisture build-up. Hooker does not recommend the use of header wraps as this will void the warranty.
Reviews

    Your Review

    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.