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Product Summary

1.04" Overall Length, 0.75" Under Head Length, Steel

  • Made from heat-treated steel with a zinc finish for added corrosion resistance
  • Features a hex head with 3/8"-16 x 3/4" threads
  • Overall length measures 1.04" and has an under head length of .75"
  • Perfect for all block Chevy 262-400, big block Chrysler 383-400 (exc. 426 Hemi), Pontiac 326-455, and Oldsmobile 330-455

Key Specs

MFG. Part #550915
BrandSpeedway Motors

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Details

Heat-treated steel header bolts with a zinc finish. Features a hex head with 3/8"-16 x 3/4" threads. 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.

Set of 12 bolts. 

Specifications

KEY SPECS
MFG. Part #550915
BrandSpeedway Motors
GENERAL
Overall Length1.04"
Under Head Length0.75"
Thread Pitch3/8"-16
Wrench TypeHex
Material TypeSteel
FinishZinc Plated
Sold in QuantitySet
NotesSet of 12 bolts.