Drag Specialties Replacement Piston Kit for Harley-Davidson Motor Models
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Upgrade your engine's reliability and performance with these premium replacement piston kits. Engineered with OEM-quality cast aluminum alloy construction, these kits are designed to serve as the ideal choice for original equipment replacement, combining economical pricing with professional-grade performance in one comprehensive package.
Each piston features a specialized skirt coating specifically formulated to extend component life. This advanced coating significantly reduces friction between the piston and cylinder wall, allowing for a cooler-running engine and smoother operation even under demanding conditions.
Key Features:
- Premium Construction: Manufactured from high-quality cast aluminum alloy to meet or exceed OEM specifications.
- Enhanced Durability: Integrated piston coating reduces wear, minimizes heat buildup, and optimizes engine longevity.
- Complete Installation Kit: Each kit includes two pistons, precision-fit wrist pins, and secure circlips for a streamlined installation.
- Versatile Compatibility: Designed to accept either OEM or Hastings rings (sold separately), providing flexibility for your specific rebuild requirements.
- Optimized Performance: Provides a perfect balance of reliability and efficiency for a wide range of motor configurations.
Whether you are performing a standard rebuild or a routine maintenance service, these piston kits provide the technical precision required for modern V-Twin engines. By minimizing friction and managing thermal loads effectively, these components help maintain consistent power delivery and engine health.
For Harley-Davidson 2007-2013 Twin Cam 96" Motor 9.2:1 Compression Ratio 3.75" Bore
| Product Title | Store SKU | MFR Part # |
|---|---|---|
| 07-13 Twin Cam 96" 9.2:1 Compression 3.75" Bore / Twin / 3.75" (standard) | DS09110017 | 21988-07 |
| 07-13 Twin Cam 96" 9.2:1 Compression 3.75" Bore / 07-13 / 3.75" (+.010) | DS09110019 | 21988-07+.010 |
| 07-13 Twin Cam 96" 9.2:1 Compression 3.75" Bore / 07-13 / 3.75" (+.005) | DS09110018 | 21988-07+.005 |
| 07-17 Twin Cam 103" 9.6:1 Compression 3.875" Bore / 07-16 / 3.875" (+.005) | DS09110022 | 21989-07+.005 |
| 07-17 Twin Cam 103" 9.6:1 Compression 3.875" Bore / Twin / 3.875" (standard) | DS09110021 | 21989-07 |
| 86-03 Xl 883 / 86-03 / +.010" | DS09110090 | 0911-0090 |
| 86-03 Xl 883 / 86-03 / +.005" | DS09110089 | 0911-0089 |
| 86-03 Xl 883 / 86-03 / Standard | DS09110088 | 0911-0088 |
| 86-03 Xl 883 to 1200 Conv / 86-03 / +.010" | DS09110093 | 0911-0093 |
| 86-03 Xl 883 to 1200 Conv / 86-03 / +.005" | DS09110092 | 0911-0092 |
| Milwaukee Eight 107 17-up / Milwaukee / 3.947" (+.010) | DS09110051 | 21900049-010 |
| Milwaukee Eight 107 17-up / Milwaukee / 3.942" (+.005) | DS09110050 | 21900049-005 |
| Milwaukee Eight 107 17-up / Milwaukee / 3.937" (standard) | DS09110049 | 21900049-STD |
| Milwaukee Eight 114 17-up / Milwaukee / 4.010" (+.010) | DS09110055 | 21900048-010 |
| Milwaukee Eight 114 17-up / Milwaukee / 4.005" (+.005) | DS09110054 | 21900048-005 |
| Milwaukee Eight 114 17-up / Milwaukee / 4.000" (standard) | DS09110053 | 21900048-STD |
| 86-03 Xl 883 to 1200 Conv / 86-03 / Standard | DS09110091 | 0911-0091 |
