ARP 671-1019 M8 x 1.25 x 115mm 12-Point Black Oxide Bolt

The ARP 671-1019 is a high-performance metric bolt engineered for demanding automotive and racing applications. This premium fastener features M8 x 1.25 metric threading with a 115mm length, providing secure and reliable clamping force for critical engine and drivetrain components.

Key Specifications:

• Thread Size: M8 x 1.25 metric pitch
• Length: 115mm (approximately 4.53 inches)
• Head Style: 12-point (double hex) for improved wrench engagement
• Finish: Black oxide coating for corrosion resistance
• Material: High-strength alloy steel construction

ARP (Automotive Racing Products) is the world leader in fastener technology, manufacturing bolts that exceed OEM specifications. The black oxide finish provides basic corrosion protection while maintaining precise tolerances. The 12-point head design allows for easier installation in tight spaces with 30-degree wrench increments versus 60 degrees on standard hex heads. Ideal for engine builds, transmission assemblies, suspension components, and other critical fastening applications where strength and reliability are paramount.