Heavy-duty head bolt washers designed for 7/16" head bolts. Made from high-grade steel and heat-treated for strength, these washers prevent galling or distortion of cylinder head bosses during torqueing. Their .120" thickness ensures uniform clamp load for reliable head gasket sealing. Finished in black oxide for corrosion resistance and long service life. Sold as a complete set of 34.

• Inner Diameter: 7/16"
• Thickness: .120"
• Material: High-grade heat-treated steel
• Finish: Black oxide
• Purpose: Provides consistent clamp load and protects cylinder head bosses
• Quantity: Set of 34