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Auto Barn
Est. 1957
ARP

ARP Chevy Big Block 12 Deg Pro-Filer Hitman Spread Iron Block 12pt Head Stud Kit

$317.99

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Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

ARP head stud kit for Chevy Big Block iron blocks with 12-degree spread cylinder heads. Ensures a solid head seal.

Key Features

  • 12-point nuts — easier to access in tight engine bays.
  • 8740 chromoly steel studs — heat-treated to 200,000 psi tensile strength for durability.
  • Designed for 12-degree spread cylinder heads on Chevy Big Block iron blocks.
  • Provides more consistent clamping force than stock head bolts for a better head gasket seal.
This kit is designed for Chevy Big Block engines with iron blocks and 12-degree spread cylinder heads. Please verify your engine configuration before ordering.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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ARP Chevy Big Block 12 Deg Pro-Filer Hitman Spread Iron Block 12pt Head Stud Kit

$317.99