12-Point Cylinder Gasket Head Stud Bolt Set Compatible with Chevy Small Block SBC 350 265 267 283 302 305 307 327 383 400 Engines Replace 134-4001 279.1001

★★★★★ 4.6 101 reviews

$44.59
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$44.59
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Management number 211908348 Release Date 2026/04/06 List Price $17.84 Model Number 211908348
Category
  • 【Compatible with】12-Point Cylinder Gasket Head Stud Bolt Set Fit for Chevy Small Block SBC 265 267 283 302 305 307 327 350 383 400.
  • 【Replace Part Numbers】PCE279.1001, 134-4001, 2451-S. this is a direct replacement. See below for the full vehicle compatible list.
  • 【Quality Standard】The bolts are cold forged to ensure molecular integrity and heat treated before thread rolling and machining, with a nominal rating of 200,000 psi. Each cylinder head screw set is strictly manufactured to ensure zero defects-hardened and parallel ground washers are included with zero failures to ensure uniform load distribution and accurate torque readings.
  • 【Package Includes】14* Long Studs; 4* Medium Studs; 16* Short Studs; 34* Washers; 34* 12-Point Nuts.Each cylinder head screw set is strictly manufactured to ensure zero defects-hardened and parallel ground washers are included with zero failures to ensure uniform load distribution and accurate torque readings.
  • 【Installation】Product installation involves the engine, the internal structure of the engine is complex, it is recommended to operate under professional installation. The 12-Point cylinder gasket head stud bolt kit is easy to install, direct replace the old rusted bolts, improve car performance, great replacement for Chevy Small Block SBC 350 265 267 283 302 305 307 327 383 400 Engines
Brand ISINFLASH
Model 9840903
Head Type 12-Point
Size Name Chevy 1997-2003
Unit Count 102.0 Count
Part Number 9840903
Thread Size 3/8"-16
Manufacturer ISINFLASH
Thread Style Left Hand
Fastener Size 3/8"
Fastener Type Stud Bolt
Item Hardness Grade 10.9
Material Type Carbon Steel
Exterior Finish Unfinished
Item Dimensions 10.6 x 2 x 2 inches
Thread Coverage Fully Threaded
Screw Head Style 12-Point
Manufacturer Grade premium

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