Drag Specialties M8 Piston Kit - 3.937" Bore - Standard - 21900049-STD

Enhance your motorcycle's performance and longevity with the Drag Specialties 107 cubic inch piston kit. Engineered for optimal durability and reduced friction, this kit is an ideal OEM replacement, ensuring your engine runs cooler and more efficiently.

Description

This Drag Specialties piston kit is meticulously designed to deliver superior engine performance and extend the lifespan of your motorcycle. Each piston features an advanced coating that significantly reduces friction, promotes cooler engine operation, and enhances overall durability. Ideal for OEM replacement, this kit ensures a seamless fit and reliable function for 107 cubic inch engines. The robust cast aluminum alloy construction provides exceptional strength while maintaining a lightweight profile, crucial for dynamic engine performance. With a precise 3.937" bore size and a 10.0:1 compression ratio, these pistons are engineered to restore or upgrade your engine's power delivery and efficiency. The comprehensive kit includes two high-quality pistons, along with the necessary wrist pins and clips, simplifying the installation process. Whether you're undertaking a full engine rebuild or performing routine maintenance, this piston kit offers the quality and precision you expect from Drag Specialties.

Features & Highlights

• Advanced Coated Pistons: Each piston is specially coated to minimize friction, promote cooler engine temperatures, and significantly extend the lifespan of your engine components.
• Optimized for OEM Replacement: Designed to be an ideal, direct replacement for original equipment, ensuring perfect fitment and reliable performance for your 107 cubic inch engine.
• High-Strength Cast Aluminum Alloy: Manufactured from durable cast aluminum alloy, providing excellent structural integrity and lightweight characteristics for demanding engine environments.
• Precise 10.0:1 Compression Ratio: Engineered to deliver optimal power and efficiency, maintaining the desired performance characteristics for your motorcycle.
• Complete Kit for Convenience: Includes two pistons, wrist pins, and clips, offering a comprehensive package for a straightforward installation.
• Versatile Ring Compatibility: Designed to accept either OEM or Hastings piston rings (sold separately), giving you flexibility in your engine build.

Technical Specifications

• Product Name: Piston Kit
• Brand: Drag Specialties
• MPN/SKU: 09110049
• Units: Kit
• Bore Size: 3.937" (Standard)
• Displacement: 107 cubic inches
• Piston Material: Cast Aluminum Alloy
• Compression Ratio: 10.0:1
• Vendor Part Number: 21900049-STD

Important to Know

• Piston rings are not included and must be purchased separately. This kit is compatible with both OEM and Hastings piston rings.