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Wiseco HD 2015 TC103 Rushmore 10.51 103cid (X) Piston Kit

SKU: WIS40186P1

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports

Wiseco HD 2015 TC103 Rushmore 10.51 103cid (X) Piston Kit

SKU: WIS40186P1

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports

A$506.72
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

V-Twin performance has been around since some of the earliest days of motorcycle racing and engine modification, and Wiseco has been there since the beginning. Applying over 80 years of experience, Wiseco has fine-tuned its V-Twin pistons for each specific engine platform to optimize performance and durability. From reliable rebuilds to all-out race, Wiseco has the pistons for your V-Twin build.

Part Type

Engine Piston

Data: v4.2 - Upd: 2026-09-30 17:37:50

Features

  • 3.885 in. Bore, 10.5:1 CR
  • Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
  • Designed and built specifically for each V-Twin engine platform
  • Engineered, forged, and machined in the USA in Mentor, OH
  • Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
  • Improved tensile strength of forged material optimizes strength and service life
  • Optimized compression ratio to fit your build and performance goals
  • Performance-Enhancing Features: Varied across applications to maximize both durability and power
  • Wrist pin, rings and circlips included

Specifications

Product Attributes - Brand
Wiseco
Product Attributes - Manufacturer's Part Number
40186P1
Product Attributes - Part Type
Powersports Piston and Ring Kits
Product Attributes - Product Line
Wiseco Powersports 4-Stroke Forged Series Piston Kits
Product Attributes - UPC
193564126870
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Piston Style
Dome, with two valve reliefs
Product Attributes - Piston Head Volume (cc)
-3.30cc
Product Attributes - Bore (in.)
3.885 in.
Product Attributes - Bore (mm)
98.680mm
Product Attributes - Stroke
4.375 in.
Product Attributes - Wrist Pin Style
Floating
Product Attributes - Pin Diameter (in.)
0.927 in.
Product Attributes - Wrist Pin Retainers Included
Yes
Product Attributes - Top Ring Thickness
0.059 in.
Product Attributes - Second Ring Thickness
0.059 in.
Product Attributes - Oil Ring Material
Stainless steel
Product Attributes - Oil Ring Thickness
0.098 in.
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Gaskets Included
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Piston kit fits twin cooled Rushmore heads.

Reference Information

Brand Name/s Wiseco
StreetFX SKU wis40186P1
SFX Item ID 4067567
Supplier Item Code 4067567
Manufacturer SKU 40186P1
Manufacturer UPC 193564126870
Alternative References TC103, 103cid

Compatibility

Application Data
  • MakeHARLEY-DAVIDSON
    ModelFLHTCU ELECTRA GLIDE ULTRA CLASSIC
    Beginning Year2014
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLHTCUL ELECTRA GLIDE ULTRA CLASSIC LOW
    Beginning Year2015
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLHTCUSE4 CVO ULTRA CLASSIC ELECTRA GLIDE
    Beginning Year2014
    Ending Year2014
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLHTCUTG TRI GLIDE ULTRA
    Beginning Year2014
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLHTK ELECTRA GLIDE ULTRA LIMITED
    Beginning Year2014
    Ending Year2014
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLHTKL ULTRA LIMITED LOW
    Beginning Year2015
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLHTKSE CVO LIMITED
    Beginning Year2014
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLHTK ULTRA LIMITED
    Beginning Year2014
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLTRU ROAD GLIDE ULTRA
    Beginning Year2014
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.
  • MakeHARLEY-DAVIDSON
    ModelFLTRUSE CVO ROAD GLIDE ULTRA
    Beginning Year2015
    Ending Year2016
    Powersports Compression Ratio10.50 to 1
    Application NotesPiston kit fits twin cooled Rushmore heads.

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