Yamaha Pin, Dowel – 91810-20001-00

Precision-Engineered Alignment Pin for Yamaha Marine and Powersports Applications

The Yamaha - Pin, dowel - 91810-20001-00 is a genuine OEM component designed to ensure secure and accurate alignment between critical engine or assembly parts. Built to Yamaha’s high-quality manufacturing standards, this dowel pin provides precise positioning during installation and maintains mechanical integrity under high-performance conditions.

Whether you’re completing a rebuild or performing routine maintenance, using the correct alignment pin is essential for long-term durability and reliable operation.

Key Features

OEM-Grade Fit and Finish

Manufactured to exact Yamaha specifications for seamless integration and secure fitment.

Corrosion-Resistant Metal Construction

Designed for marine and outdoor use, this pin resists rust and environmental wear.

Accurate Alignment Support

Ensures exact positioning between engine casings, brackets, or gear housings to prevent misalignment during assembly.

Compatibility

Part Number: 91810-20001-00

Compatible with various Yamaha marine engines, motorcycles, ATVs, and other power equipment.

Refer to your specific Yamaha service manual or diagram to confirm exact model fitment.

Ideal Use Cases

Engine Reassembly or Overhaul

Perfect for use during gear case or crankcase alignment where precision is critical.

Component Replacement Projects

Essential for replacing missing or worn-out dowel pins to maintain factory tolerances.

Preventing Assembly Errors

Helps avoid misalignment and reduces the risk of part failure due to improper fit.

Why Correct Alignment Matters

Using an original Yamaha - Pin, dowel - 91810-20001-00 ensures mechanical parts align perfectly—minimizing vibration, uneven wear, and costly damage over time. Dowel pins are more than placeholders—they’re vital for maintaining engine symmetry and assembly accuracy. Never substitute with off-brand alternatives when OEM reliability counts.

Frequently Asked Questions

How do I know if this Yamaha dowel pin fits my engine model?

Always consult your Yamaha parts diagram or service manual. This pin is used across several models, but compatibility depends on exact engine design.

Can I reuse an old dowel pin during a rebuild?

It’s recommended to replace used dowel pins. Over time, wear and deformation can affect alignment and overall engine performance.

What’s the function of a dowel pin in engine assembly?

Dowel pins provide precise alignment between components—ensuring parts fit correctly, seal properly, and stay securely in place under load.