Genuine GM Parts 11547058 - Front Engine Cover Bolt M8x1.25x50

Description

The GM Genuine Parts 11547058 Front Engine Cover Bolt is an authentic factory Original Equipment (OE) metric flange bolt engineered for modern General Motors V8 and V6 engine assemblies. This M8 x 1.25 x 50mm fastener is primarily used to secure the front timing cover to the engine block across GM Gen V V8 (LT1, L83, L84, L86, L87) and Gen III/IV LS platforms, as well as secondary applications like water pump and accessory bracket mounting. Featuring a built-in flange face and zinc anti-corrosion coating, it ensures precise torque retention and proper timing cover seal compression to prevent oil leaks. Key Technical Specifications: • Product Type: Metric Flange Hex Head Bolt • Thread Size & Pitch: M8 x 1.25 • Length Under Head: 50 mm • Head Style: Hex Flange • Material/Finish: High-Tensile Class 9.8 / Class 10.9 Steel with Protective Zinc Finish • Primary Application: Front Engine Timing Cover Bolt, Water Pump Mounting Bolt, Accessory Bracket Fastener