Drag Specialties Piston Kit for 107" Engines

Enhance the longevity and performance of your motorcycle engine with the premium Drag Specialties 107" Piston Kit. Engineered for reliable OEM replacement, this kit delivers superior durability and reduced friction for smoother operation.

Description

This Drag Specialties Piston Kit is meticulously designed for 107 cubic inch engines, offering a robust and reliable solution for engine rebuilds or performance enhancements. Each piston is crafted from a durable cast aluminum alloy, ensuring exceptional strength and heat resistance under demanding conditions. The advanced coating applied to these pistons significantly extends their operational lifespan, actively reducing friction within the cylinder. This reduction in friction not only contributes to a cooler running engine but also enhances overall efficiency and power delivery. With a precise 10.0:1 compression ratio and a bore size of 3.937", including a +0.010" oversize option, this motorcycle piston kit provides a perfect fit and optimal performance characteristics. It's an ideal choice for motorcycle enthusiasts seeking an OEM-quality replacement that promises enduring reliability and a smoother running engine, making it a key component for any engine rebuild kit.

Features & Highlights

• Advanced Piston Coating: Each piston features a specialized coating engineered to dramatically extend piston life, minimize friction, and facilitate cooler engine operation for enhanced durability and performance.

• Optimized OEM Replacement: Designed as an ideal direct replacement, this kit ensures seamless compatibility and restores your engine to factory specifications or better, functioning as a high-quality OEM replacement piston.

• Complete Rebuild Components: Includes two high-quality pistons, precisely matched wrist pins, and retaining clips, providing essential components for a comprehensive top-end rebuild.

• Durable Cast Aluminum Alloy: Manufactured from robust cast aluminum alloy, these pistons offer superior strength, heat dissipation, and long-term reliability under various riding conditions.

• Engineered Compression Ratio: Features a 10.0:1 compression ratio, optimized to deliver a balanced blend of power and efficiency for your 107" engine.

• Versatile Ring Compatibility: Designed to accept both OEM and Hastings piston rings (sold separately), offering flexibility for your preferred ring choice during installation.

Technical Specifications

• Units: Kit
• Bore Size: 3.937"
• Bore Oversize: +0.010"
• Displacement: 107"
• Piston Material: Cast Aluminum Alloy
• Compression Ratio: 10.0:1
• Vendor Part Number: 21900049-010

Important to Know

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