Wiseco Black Edition Big Bore Piston Kit for Harley Milwaukee Eight
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The Wiseco Black Edition Piston Series represents the pinnacle of performance and protection for Milwaukee-Eight engines. Engineered to withstand extreme conditions, these kits provide a significant boost in power and reliability for your high-performance motorcycle.
Each kit features the innovative ArmorXâ„¢ piston coating, designed to provide superior protection and dramatically reduce wear in high-stress environments. Complementing this is the ArmorFitâ„¢ skirt coating, which auto-adjusts to the cylinder wall to eliminate the need for manual clearance measurements, ensuring smooth, quiet, and trouble-free operation from the first start.
- High compression design for increased power and performance
- ArmorXâ„¢ piston coating for superior protection in extreme conditions
- ArmorFitâ„¢ skirt coating auto-adjusts to cylinder walls for a precision fit
- Dome design engineered for improved flame travel to maximize air/fuel burn efficiency
- Tool Steel Superfinish piston pins reduce friction and improve scuff resistance
- Enhanced pin oiling for improved lubrication and reduced friction
- Augmented ring land details for improved ring seal and function
- Dedicated rings for precise fit, improved compression, and superior oil control
- Compatible with OEM and Screamin’ Eagle cylinder heads
- Kit includes two pistons, rings, piston pins, and circlips
- Made in the U.S.A
These pistons are designed to maximize the potential of your engine while maintaining the durability required for long-distance touring and aggressive riding. Please note that gasket kits are sold separately. Whether you are upgrading your daily rider or building a high-performance machine, the Wiseco Black Edition provides the strength and precision needed for the next generation of power.
- 2017-2019 Harley-Davison 107 Milwaukee Eight
| Product Title | Store SKU | MFR Part # |
|---|---|---|
| 17-25 M8 107" 4.375" Stroke / 3.937" - 107 cu in / Positive Dome + 4.2cc | DS09031551 | K2784 |
| 17-25 M8 107" 4.375" Stroke / 4.080" -114 cu in / Positive Dome -2cc 11.1 Compression | DS09031552 | K2785 |
| 17-25 M8 107" 4.375" Stroke / 4.125" -117 cu in / Flat Top 11:1 Compression | DS09031553 | K2799 |
| 17-25 M8 107" 4.375" Stroke / 4.25" -124 cu in / Dished 11:1 Compression | DS09031554 | K2787 |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.016" - 114" / Neg Dome 11.1:1 Compression | DS09106943 | 40250PS, 40251PS, 40252PS, 40253PS |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.016" - 114" / 11:1 Compression | DS09031677 | K2803 |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.075" - 117" / Neg Dome 11.1:1 Compression | DS09106944 | 40250PS, 40251PS, 40252PS, 40253PS |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.075" - 117" / 11:1 Compression | DS09031678 | K2804 |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.080" - 118 cu in / Neg Dome 11.3:1 Compression | DS09106945 | 40250PS, 40251PS, 40252PS, 40253PS |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.080" - 118 cu in / 11.3:1 Compression | DS09031679 | K2805 |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.135" - 121 cu in / Neg Dome 11.3:1 Compression | DS09106946 | 40250PS, 40251PS, 40252PS, 40253PS |
| 17-25 M8 114" & 117" 4.5" Stroke / 4.135" - 121 cu in / 11.3:1 Compression | DS09031680 | K2806 |
| 17-25 M8 CVO 117" 4.5" Stroke / 4.25" -124 cu in / Neg Dome 11.1:1 Compression | DS09031676 | K2802 |
Bulk order
| Variant | Quantity | Price | Total |
|---|---|---|---|
17-25 M8 107" 4.375" Stroke / 3.937" - 107 cu in / Positive Dome + 4.2cc
DS09031551
/
K2784
|
|
||
17-25 M8 107" 4.375" Stroke / 4.080" -114 cu in / Positive Dome -2cc 11.1 Compression
DS09031552
/
K2785
|
|
||
17-25 M8 107" 4.375" Stroke / 4.125" -117 cu in / Flat Top 11:1 Compression
DS09031553
/
K2799
|
|
||
17-25 M8 107" 4.375" Stroke / 4.25" -124 cu in / Dished 11:1 Compression
DS09031554
/
K2787
|
|
||
17-25 M8 114" & 117" 4.5" Stroke / 4.016" - 114" / Neg Dome 11.1:1 Compression
DS09106943
/
40250PS, 40251PS, 40252PS, 40253PS
|
|
||
17-25 M8 114" & 117" 4.5" Stroke / 4.016" - 114" / 11:1 Compression
DS09031677
/
K2803
|
Out of stock |
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