Triumph 5/16″-24 x 4-3/4″ Crankcase Stud PN# 21-0669

Restore your classic Triumph motorcycle with this precision-made 5/16″-24 x 4-3/4″ Crankcase Stud (Part Number 21-0669). Designed to meet or exceed original equipment specifications, this stud is essential for maintaining the structural integrity and proper alignment of your engine’s crankcase assembly. Key Features Exact Specification: 5/16-inch diameter with 24 threads per inch (UNF), and an overall length of 4-3/4 inches, ensuring a precise fit for Triumph engine applications. High-Quality Construction: Manufactured from durable steel for strength and longevity, with a corrosion-resistant finish to withstand harsh engine environments. OEM Replacement: Direct replacement for Triumph part number 21-0669, making it ideal for authentic restorations and reliable repairs. Critical Application: Used to securely fasten crankcase halves together, providing essential support for engine assembly and operation. Easy Installation: Designed for straightforward installation, compatible with standard Triumph hardware and tools. Typical Applications Crankcase stud for classic Triumph motorcycles, particularly in models requiring a 5/16″-24 UNF stud of this length. Used in engine rebuilds and restorations to ensure correct fitment and performance. Specifications Part Number 21-0669 Diameter 5/16 inch Thread Type UNF (Unified National Fine) Threads Per Inch 24 TPI Length 4-3/4 inch (120.7 mm) Application Crankcase stud (Triumph classic models) Choose this genuine Triumph crankcase stud to guarantee reliable engine assembly and a factory-correct finish for your vintage motorcycle. The product images shown are for illustrative purposes only and may not be an exact representation of the product received. Manufacturers occasionally make minor cosmetic changes to items, such as color, finish, label, or design. These changes do not impact the item’s function or compatibility. Please contact us if you have specific concerns regarding appearance.