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High-Strength Head Bolt Kit for Small Block Chevy [6-Point Hex Head]
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JEGSPART NUMBER: 555-83400

High-Strength Head Bolt Kit for Small Block Chevy [6-Point Hex Head]

$8799$96.99You Save$9.00
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Small Block Chevy
High-Strength Head Bolt Kit
  • Fits:
    • Small Block Chevy(except LS-Series Engines)
    • OE 23-degree Cast Iron
    • Gen II Vortec/Truck
    • JEGS
    • Edelbrock
    • AFR LT
    • Brodix -8, -10, -11, -11xb, LT-1
    • Dart Pro-1
    • Sold as a Kit

      JEGS 555-83400 Head Bolt Kit Features:

      • Fits small block Chevy engines including 265, 283, 305, 307, 327, 350, 383 (stroker), 400, and others based on the popular platform
      • Ideal for engine repair when changing the cylinder heads or head gaskets
      • Seals cylinder heads properly at a bargain price
      • Compatible with the following cylinder heads: OE 23-degree Cast Iron, GEN II Vortec/Truck, JEGS Brand, most Edelbrock, AFR LT, Brodix -8, -10, -11, -11xb, LT-1, and Dart Pro-1

      JEGS 555-83400 Head Bolt Kit Includes:

      • (14) 7/16 in.-14 x 3 25/32 in. Head Bolts
      • (16) 7/16 in.-14 x 1 3/4 in. Head Bolts
      • (4) 7/16 in.-14 x 3 1/16 in. Head Bolts
      • (34) 7/16 in. Head Bolt Washers
    • Premium Head Bolt Kits for a Performance Upgrade

      JEGS Premium head bolts are available with a reduced hex size (1/2" compared to stock 5/8") with a wide area head flange that eliminates valve train removal to aid in re-torquing of the cylinder heads. All High Performance Series bolts are 170,000 psi chromoly alloy steel, which is approximately 15% stronger than Grade 8. Each bolt is then finished with the distinctive JEGS J-Crown. Kits come complete with hardened double disc ground and chamfered 4130 heat-treated steel washers (also available separately). Head bolts and washers are coated with black oxide for durability. Bolts sold in complete engine sets.

    Part TypeCylinder Head Bolts and Studs
    Product LineJEGS High-Strength Head Bolt Kits
    BrandJEGS
    Package Height5.2
    Package Width5.4
    Package Length5.6
    Weight4.9 PG
    Part CategoryPerformance Parts
    Washers IncludedYes
    Thread Size (In.)7/16-14
    Underhead Length3.125 in (79.4 mm)
    Fastener Yield Strength (Psi)170,000
    QuantitySold as a set
    Fastener StyleBolt
    Fastener FinishBlack oxide
    Cut To FitNo
    Fastener MaterialSteel
    Head StyleHex
    Engine Make/SizeChevy Small Block (262-400)
    Undercut StudYes
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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