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Wiseco Black Edition V-Twin Piston Kits
Engine Piston Set, HD 2015 TC103 Rushmore 10.5:1 103cid (X)
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Estimated Ship Date: Nov 2, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
K2794
Part Type:
Product Line:
Summit Racing Part Number:
WIS-K2794
UPC:
193564150370
Piston Material:
Forged aluminum
Piston Style:
Dome, with two valve reliefs
Piston Head Volume (cc):
-3.30cc
Bore (in.):
3.875 in.
Bore (mm):
98.425mm
Stroke:
4.375 in.
Rod Length:
7.667 in.
Wrist Pin Style:
Floating
Pin Diameter (in.):
0.927 in.
Wrist Pin Retainers Included:
Yes
Top Ring Thickness:
1.2mm
Top Ring Material:
Steel
Second Ring Thickness:
1.2mm
Second Ring Material:
Iron
Oil Ring Material:
Stainless steel
Oil Ring Thickness:
3.0mm
File Fit:
No
Gapless:
No
Gaskets Included:
No
Quantity:
Sold as a kit.
Notes:
Piston kit fits Twin Cooled Rushmore cylinder heads.
Wiseco Black Edition V-Twin Piston Kits
Wiseco offers Black Edition V-Twin piston kits for a wide range of Harley-Davidson® street bikes. They feature forged aluminum pistons with ArmorX coating for reduced wear and superior protection in extreme conditions. An ArmorFit skirt coating auto-adjusts to the cylinder wall (so there's no need to measure clearance), providing smooth, quiet, trouble-free operation. The pistons are available in a variety of bore sizes and other options. Order the kit recommended for your motorcycle.
Additional product details:
* Dome design for improved flame travel to maximize air/fuel burn efficiency
* High compression (11:1) for added power
* Superfinish piston pin reduces friction and improves scuff resistance
* Enhanced pin oiling for improved lubrication and reduced friction
* Augmented ring land details improve ring seal and function
* Dedicated rings for precise fit, improved compression, and oil control
* Kits include two pistons, rings, piston pins, and circlips
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