Cummins Dowel Pin, 3900257

The Cummins Dowel Pin (Part Number 3900257) is a genuine OEM component designed to ensure precise alignment of engine components, particularly the gear housing, in Cummins 5.9L diesel engines. Key Features: Precise Alignment: Ensures accurate positioning of the gear housing to the engine block, maintaining proper engine timing and function. Durable Construction: Manufactured to meet or exceed OEM specifications, offering reliability under demanding engine conditions. Compatibility: Specifically designed for 1989-2002 Cummins 5.9L 12-valve and 24-valve diesel engines. Specifications: Part Number: 3900257 Material: High-quality steel Dimensions: Diameter: Approximately 0.25 inches (6.35 mm) Length: Approximately 0.62 inches (15.75 mm) Applications: This dowel pin is suitable for various Cummins engine models, including: 5.9L 12-Valve Engines (1989-1998) 5.9L 24-Valve Engines (1998.5-2002) Benefits: Enhanced Engine Performance: Maintains proper alignment of engine components, contributing to optimal engine efficiency and preventing mechanical failures. Extended Component Life: Prevents misalignment that can lead to premature wear or damage, thereby prolonging engine lifespan. Maintains OEM Standards: Adheres to original equipment manufacturer specifications, ensuring compatibility and performance consistency.