Wiseco Black Edition Piston Kit 11.0:1 117ci - Harley Milwaukee-Eight
About Wiseco
Wiseco has forged pistons in Mentor, Ohio since 1941, supplying everything from factory race teams to big-bore street builds. Forged construction is what lets a V-twin survive higher compression and more cylinder pressure than the stock cast piston was designed for.
Maximize the power and torque of your Milwaukee-Eight 117ci engine with the Wiseco Black Edition Piston Kit. Engineered for an aggressive 11.0:1 compression ratio, these pistons are built to withstand the demands of high-performance riding. Featuring advanced Armor X and ArmorGlide coatings, they offer superior durability and reduced friction for an optimized engine.
Why riders pick this
- 11.0:1 compression ratio for substantial power gains
- Armor X coating for extreme durability and reduced wear
- ArmorGlide skirt coating reduces friction and improves scuff resistance
- Optimized ring pack for superior sealing and oil control
- Designed for Milwaukee-Eight 117ci engines
- Compatible with OEM and Screamin' Eagle cylinder heads
The Wiseco Black Edition Piston Kit is the ultimate upgrade for Milwaukee-Eight 117ci owners seeking to push their engine's limits. By achieving an 11.0:1 compression ratio, these pistons unlock significant power and responsiveness, transforming your M8 into a true performance machine. Designed for compatibility with both OEM and Screamin' Eagle cylinder heads, they offer a straightforward path to a higher-output engine. Every component, from the specialized ring pack to the protective coatings, is optimized for peak performance and long-term reliability.
Engineered for Extreme M8 Performance
- Premium compression ring provides ultimate cylinder sealing and power retention
- Napier second ring with taper face and underhook for enhanced oil control
- 3mm oil ring design with higher tension ensures superior oil management
- Armor X piston coating drastically reduces wear and increases lifespan
- ArmorGlide skirt coating minimizes friction and improves scuff resistance
- Compatible with both stock and Screamin' Eagle cylinder heads
Unleash Your M8 117ci's Potential
This Wiseco Black Edition Piston Kit is a crucial component for any Milwaukee-Eight 117ci build focused on maximizing horsepower and torque. The increased 11.0:1 compression ratio will require a performance camshaft and a precise dyno tune to fully optimize your engine's fuel delivery and ignition timing. Whether you're building a dominant performance bagger for the street or a track-ready Softail, these pistons provide the robust foundation needed for a high-output M8 engine. They arrive pre-assembled and ready for installation, simplifying your build process.
Specifications
- Brand: Wiseco
- Manufacturer Part #: K2799
- Engine Application: M8 117cid 11.0:1
- Length: 9.5 in
- Width: 4.87 in
- Height: 4 in
- Weight: 2.77 lbs
- Country of Origin: United States of America
Common questions
What compression ratio is this piston kit?
This Wiseco Black Edition Piston Kit provides an 11.0:1 compression ratio, specifically designed for Milwaukee-Eight 117ci Harley-Davidson engines for a significant performance boost.
Will this work with my Screamin' Eagle heads?
Yes, these pistons are engineered to be fully compatible with both factory OEM cylinder heads and Screamin' Eagle performance heads on Milwaukee-Eight 117ci engines.
Are gaskets included with this kit?
No, this piston kit includes the pistons, rings, pins, and clips. Gasket sets are sold separately and are necessary for a complete engine assembly.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Wiseco |
| TYPE | Piston kits & Components |
| SKU | K2799 |
| WEIGHT | 2.77 lb |
| 11.0 | 1 Compression |
