PROFORM 66751 Wedge Locking Header Bolts, 3/8-16 x 3/4 Inch, Hex Head, Black Oxide Steel, Set of 12

Secure your exhaust header installation with PROFORM 66751 Wedge Locking Header Bolts. Designed with a 3/8-16 inch thread and a 3/4-inch length, these bolts provide a dependable fastening solution for header applications where vibration resistance and consistent clamping are important. The hex-head design allows for straightforward installation with common hand tools, helping simplify assembly and maintenance work.
Manufactured from steel and finished with a black oxide coating, these PROFORM header bolts deliver durable performance and a clean, professional appearance. The wedge-locking design helps maintain fastening tension under vibration, making the set well suited for automotive exhaust systems, performance builds, and other demanding applications. Their compact profile supports installation in areas where access may be limited around the header flange.
Each PROFORM 66751 set includes 12 header bolts for completing a multi-point installation or keeping replacement fasteners available for future service. Use these bolts when upgrading, repairing, or installing compatible headers and related exhaust components. Always confirm thread size, bolt length, and application requirements before installation to ensure proper fit and secure assembly.

Features:

• Brand: PROFORM

• Part Number: 66751

• Application: Wedge locking header bolts for compatible automotive exhaust and header installations

• Thread Size: 3/8-16 inch

• Length: 3/4 inch

• Head Style: Hex head

• Material: Steel

• Finish: Black oxide

• Vibration Resistance: Wedge-locking design helps maintain clamping tension

• Quantity: Set of 12