92500139 This Stage III kit has been developed to deliver the kind of real-world power increase Touring riders will feel each time they roll on the throttle. The bump up in displacement and compression paired with a Screamin' Eagle SE8-511 camshaft deliver a significant increase in torque and power over stock and may restore the sensation of riding solo when you're loaded down with a passenger and gear. Black Highlighted. Delivers up to 31% more horsepower and 18% more torque compared to the Original Equipment engine configuration. This street-compliant performance kit has been designed and tested as a system by the performance experts at Harley-Davidson. Includes 4.155" Big Bore Bolt-On Cylinders, Forged 10.9:1 High Compression Pistons and Rings, SE8-511 Camshaft, High Capacity Tappets, Stage III Timer Cover Medallion. Includes Multi-Layer Coated Head Gaskets, Cylinder Base and Cam Cover Gaskets, most necessary gaskets and seals. Pending 49-State U.S. EPA compliant. Race only.
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Specifications
- Brand
- Harley-Davidson Accessories
- Part Number
- 92500139
- OEM Reference
- —
- Pack Quantity
- Each
- Category
- Big Bore Kits
- VAT Rate
- 20%
About This Product
This Stage III kit has been developed to deliver the kind of real-world power increase Touring riders will feel each time they roll on the throttle. The bump up in displacement and compression paired with a Screamin' Eagle SE8-511 camshaft deliver a significant increase in torque and power over stock and may restore the sensation of riding solo when you're loaded down with a passenger and gear. Black Highlighted. Delivers up to 31% more horsepower and 18% more torque compared to the Original Equipment engine configuration. This street-compliant performance kit has been designed and tested as a system by the performance experts at Harley-Davidson. Includes 4.155" Big Bore Bolt-On Cylinders, Forged 10.9:1 High Compression Pistons and Rings, SE8-511 Camshaft, High Capacity Tappets, Stage III Timer Cover Medallion. Includes Multi-Layer Coated Head Gaskets, Cylinder Base and Cam Cover Gaskets, most necessary gaskets and seals. Pending 49-State U.S. EPA compliant. Race only.
Manufacturer part number: 92500139.
Fitment
11 models Touring 11 models
| Brand | Year | Model |
|---|---|---|
| Harley-Davidson | 2024–2025 | TOURING ROAD KING SPECIAL (FLHRXS) FLHRXS |
| Harley-Davidson | 2024 | TOURING ULTRA LIMITED (FLHTK) FLHTK |
| Harley-Davidson | 2024–2026 | TOURING STREET GLIDE (FLHX) FLHX |
| Harley-Davidson | 2026 | Street Glide® Limited FLHXL |
| Harley-Davidson | 2026 | CVO™ Street Glide® Limited FLHXLSE |
| Harley-Davidson | 2026 | CVO™ Street Glide® FLHXSE |
| Harley-Davidson | 2026 | CVO™ Street Glide® ST FLHXSTSE |
| Harley-Davidson | 2025 | TOURING STREET GLIDE ULTRA (FLHXU) FLHXU |
| Harley-Davidson | 2024 | TOURING ROAD GLIDE LIMITED (FLTRK) FLTRK |
| Harley-Davidson | 2024–2026 | ROAD GLIDE CUSTOM (FLTRX) FLTRX |
| Harley-Davidson | 2026 | Road Glide® Limited FLTRXL |
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