ARP SBC/GENII LS 1/4 Flange 12pt Header Bolt Kit - Black Ops Auto Works
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ARP Header Bolt Kit For Chevrolet 1/4˝ wide header flange Black Oxide 12-Pt Head

ARP
ARP134-1201
672036041977
Hardware Kits - Other
8 Units In Stock - Ships Next Business Day
$ 36.83
$ 36.83

SKU: 134-1201 | UPC: 672036041977

ARP Header Bolt Kit For Chevrolet Small Block V8 1/4˝ Wide Header Flange Black Oxide 12-Pt Head 1955-Current

Secure your exhaust headers with the ARP Header Bolt Kit designed for Chevrolet Small Block V8 engines equipped with 1/4-inch wide flanges from 1955 to current models. These bolts feature 8740 chrome moly construction with black oxide finish and 12-point heads for reliable clamping force rated at 180,000 PSI tensile strength, exceeding Grade 8 hardware. They withstand high heat, vibration, and torque in performance builds while simplifying installation near tight header pipes.

Key Features

  • 8740 Chrome Moly Material: Delivers heat resistance and durability for long-term header retention in racing and street applications
  • 180,000 PSI Tensile Strength: Provides clamping power that resists loosening under extreme exhaust temperatures and engine vibration
  • Black Oxide Finish: Protects against corrosion and galling for sustained performance in harsh underhood environments
  • 12-Point Head Design: Enables precise wrenching with sockets that fit closely to header tubes without slippage
  • USA Made: Ensures consistent quality and precision threading for Chevrolet Small Block header compatibility

Product Notes

  • Verify header flange measures exactly 1/4-inch wide for proper fit
  • Pair with ARP thread lubricant to achieve accurate torque values
  • Compact kit includes all necessary bolts for complete Small Block Chevy header installation

Installation Notes

  • Professional installation recommended.
  • Torque bolts to 45-50 ft-lbs using ARP specifications and calibrated torque wrench
  • Clean bolt holes and roll tap if needed for optimal thread engagement

This Part Fits

Year Make Model Submodel
1955-Current Chevrolet Small Block V8 (262-400 cid) Headers w/ 1/4" flange
1967-1969 Chevrolet Camaro All V8
1964-1972 Chevrolet Chevelle All V8
1963-1982 Chevrolet Corvette All V8
1955-1987 Chevrolet C/K Pickup All V8

Why Choose ARP?

  • ARP fasteners power NHRA dragsters, NASCAR stock cars, and endurance racing engines
  • Every bolt undergoes rigorous testing for uniform strength and fatigue resistance
  • Precision machining guarantees exact fit and repeatable torque on Chevrolet headers

Frequently Asked Questions

  • Q: Will this kit fit my Chevrolet Camaro or Corvette with Small Block V8?
    A: Yes, it fits 1955-current Small Block Chevy V8 engines (262-400 cid) when headers have 1/4-inch wide flanges, including popular 1967-1969 Camaro and 1963-1982 Corvette models.
  • Q: What material and finish are used on these header bolts?
    A: Constructed from 8740 chrome moly steel with black oxide finish for superior heat tolerance, corrosion protection, and thread preservation.
  • Q: What warranty covers this ARP kit and any installation tips?
    A: ARP offers a limited warranty against manufacturing defects. always use ARP lube, torque properly per instructions, and avoid over-torquing to maintain integrity.

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Protective box 1 x 5 x 7 inches
  • Weight: 0.95 lbs
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