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Hooker BlackHeart

Hooker BlackHeart LS Swap Long Tube Headers - Stainless

1964-1967 GM A-Body LS-Swap 304SS 1-7/8" x 3" Long Tube Header

Part # 70101336-RHKR Be the first to write a review
Estimated shipping date: 03/04/2022
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Hooker has quickly become the leader in LS engine swaps and we are excited to announce new products for the 1964-67 GM A-Body. The new Stainless Steel Long-Tube headers provide excellent ground clearance as well as component clearance. Their 3" formed merge collectors with spears maximize flow potential, improving engine performance. These headers are designed to work specifically with Transmission Crossmember P/N 71222008HKR and Engine Mounts P/N 71221008HKR or 71221009HKR, for a trouble free install.


  • 100% 304SS construction/provides superior corrosion resistance and thermal efficiency compared to mild steel
  • 3" formed merge collectors with investment cast collector spears/promotes and maintains flow velocity through collectors for maximum performance potential
  • Tight tucked collectors/provides excellent ground clearance for lowered vehicles
  • Compatible with Quick Time T56/T56 Magnum steel bellhousing
  • Allows starter replacement without requiring header removal
  • Bolt-in compatible with Hooker engine brackets, transmission crossmember and exhaust systems for this vehicle application
  • Available with 1-3/4" (70101335-RHKR) or 1-7/8" (70101336-RHKR) primaries

About Hooker BlackHeart

The BlackHeart team utilizes the latest technology and materials to design exhaust systems, engine swap kits, and mufflers for both import and domestic cars and trucks. Hooker Blackheart is platform-engineered to provide superb performance, aesthetics, and fitment.

Application1964-1967 GM A-Body
Bolt SizeM8 x 1.25 x 25mm
Brand Hooker BlackHeart
CARB (California) CompliantNo
Collector Diameter3.00 inch
Emission Code4
EngineGM Small Block Gen III/IV (LS Based)
Header FinishNatural
Header StyleLong Tube
Primary Tube Dia.1-7/8 inch
Product TypeHeaders
Tube Material304 Stainless Steel
Part Number70101336-RHKR

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

Hooker long tube headers do not come with header reducers. NOTE: Aftermarket angled or flexible boot spark plug wires are required to be used with these headers to obtain adequate tube/plug wire clearances.

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