23512309
Bolt M8 x 34.4mm, 1.25 Thread, 10.9 Grade, 12-Point Shoulder, ECM
Detroit Diesel

This M8 x 1.25 x 34.4 mm 12-point shoulder bolt is vital for securing engine components where precise torque and positioning are required. Its 12-point head design allows for better torque application and easier installation in tight spaces. Made from durable steel, it offers high tensile strength and resistance to corrosion, especially with phosphate finishing. The shoulder feature provides accurate alignment during assembly, reducing the risk of misfit and ensuring stability in critical engine parts such as ECM mounting or accessory attachments. Properly installed, it contributes significantly to engine reliability and safety. For dependable fasteners, Source One Parts Center is your trusted supplier for quality and compatibility.