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Product Summary

Many Engines, 1.12" Overall Length, Allen Wrench Type

  • Overall Length: 1.12"
  • Under Head Length: 3/4"
  • Thread Pitch: 3/8"-16

Key Specs

MFG. Part #550916
BrandSpeedway Motors

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Details

These zinc plated steel header bolts feature an Allen head and have 3/8"-16 x 3/4" long threads. They are perfect for use with headers on AMC 290-401, small block Chevy 262-400, big block Chrysler 383-400 (exc. 426 Hemi), Pontiac 326-455, and Oldsmobile 330-455.

  • Overall Length: 1.12"
  • Under Head Length: 3/4"
  • Thread Pitch: 3/8"-16
  • Steel
  • Zinc
  • Wrench Type: Allen
  • Set of 12 bolts

Specifications

KEY SPECS
MFG. Part #550916
BrandSpeedway Motors
GENERAL
Overall Length1.12"
Under Head Length0.75"
Thread Pitch3/8"-16
Wrench TypeAllen
Material TypeSteel
FinishZinc Plated
Sold in QuantitySet
NotesSet of 12 bolts.