Drag Specialties Replacement Piston +0.005" 9.2:1

Upgrade or refresh your motorcycle's engine with the Drag Specialties +0.005" replacement piston kit. Engineered for durability and performance, this cast aluminum alloy piston delivers reliable operation, making it an ideal choice for restoring your engine's power and efficiency.

Description

Experience renewed engine performance with the Drag Specialties replacement piston kit, meticulously crafted from high-quality cast aluminum alloy. Designed to meet or exceed OEM standards, this piston ensures exceptional durability and consistent power delivery. With a precise 3.755" bore and a +0.005" oversize, it's perfectly suited for specific engine rebuilds, providing a robust 9.2:1 compression ratio for optimal combustion efficiency. The advanced manufacturing process includes a specialized coating on certain fitments, significantly extending piston life, minimizing friction, and promoting cooler engine operation—critical for demanding riding conditions. This economical yet high-performance piston kit is an excellent solution for riders seeking an OEM replacement or an upgrade for their motorcycle. Each comprehensive kit comes complete with two durable pistons, wrist pins, and clips, ensuring you have the essential components for a smooth installation. While the kit accepts both OEM and Hastings rings, these are sold separately, allowing you to choose the best fit for your specific needs. Trust Drag Specialties for reliable, long-lasting engine components.

Features & Highlights

• Premium OEM Quality Construction: Manufactured from durable cast aluminum alloy, ensuring reliability and performance that meets or exceeds original equipment specifications.
• Enhanced Piston Longevity: Select pistons feature a specialized coating designed to extend operational life, significantly reduce friction, and enable cooler engine running for sustained peak performance.
• Optimized Performance and Value: An economical solution that doesn't compromise on power, delivering excellent performance ideal for OEM replacements or engine overhauls.
• Complete Kit for Convenience: Each package includes two precision-engineered pistons, along with essential wrist pins and retaining clips, simplifying your engine rebuild process.
• Versatile Ring Compatibility: Designed to seamlessly accept both OEM and Hastings piston rings, offering flexibility for your preferred ring choice (rings sold separately).

Technical Specifications

• Product Name: Piston
• Piston Material: Aluminum
• Bore Size: 3.755"
• Bore Oversize: +0.005"
• Stroke Length: 4-3/8"
• Compression Ratio: 9.2:1
• Units: Kit (includes two pistons)
• Vendor Part Number: 21988-07+.005

Important to Know

• Piston rings are not included and must be ordered separately (compatible with OEM or Hastings rings).