【Part Number】38770
【Thread Size】7/16 in.-20
【Compatibility】Compatible with small block Chevrolet engines.
【Material】Damper bolt are made of grade 8 alloy steel.
【Features】
- Enhanced contact surface: 7/16-20 inch thread - 2.25 inches long - 3/4 inch hexagonal head design provides a larger contact surface to ensure a more secure wrench bite, especially suitable for manual crankshaft rotation.
- High strength: Grade 8 steel material ensures the stability of the bolt under high stress conditions and is not easy to deform or break.
- Anti-corrosion: Black oxidation treatment is not only beautiful, but also effectively prevents rust and prolongs service life.