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Wiseco 04-10 Buell XB12R/S 2V Domed 121 Piston Kit

SKU: WISK1738

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports

Wiseco 04-10 Buell XB12R/S 2V Domed 121 Piston Kit

SKU: WISK1738

Powersports Piston and Ring Kits

WIS Piston Sets - Powersports

A$767.41
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

The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.

Part Type

Engine Piston Set

Data: v4.2 - Upd: 2026-09-30 17:36:45

Features

  • 3.508 in. Bore, 12:1 CR
  • Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Designed and built for each specific 4-stroke powersports engine
  • 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
  • Includes high-quality piston rings, wrist pin(s), and circlips
  • Performance-Enhancing Features: Varied across applications to maximize both durability and power

Specifications

Product Attributes - Brand
Wiseco
Product Attributes - Manufacturer's Part Number
K1738
Product Attributes - Part Type
Powersports Piston and Ring Kits
Product Attributes - Product Line
Wiseco Powersports Piston Kits
Product Attributes - UPC
00193564150097
Product Attributes - Piston Material
Forged aluminum
Product Attributes - Bore (in.)
3.508 in.
Product Attributes - Wrist Pin Style
Floating
Product Attributes - Wrist Pin Retainers Included
Yes
Product Attributes - Top Ring Material
Cast iron
Product Attributes - Top Ring Facing Material
Moly
Product Attributes - Second Ring Material
Cast iron
Product Attributes - Second Ring Facing Material
Cast iron
Product Attributes - Oil Ring Material
Stainless steel
Product Attributes - Oil Ring Facing Material
Chrome
Product Attributes - File Fit
No
Product Attributes - Gapless
No
Product Attributes - Gaskets Included
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Features a reverse domed piston. Kit includes 2 pistons, rings, circle clips, and 2 wrist pins.

Reference Information

Brand Name/s Wiseco
StreetFX SKU wisK1738
SFX Item ID 4066015
Supplier Item Code 4066015
Manufacturer SKU K1738
Manufacturer UPC 193564150097
Alternative References XB12R/S

Compatibility

Application Data
  • Beginning Year2004
    Ending Year2009
    MakeBUELL
    ModelXB12R FIREBOLT
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2004
    Ending Year2008
    MakeBUELL
    ModelXB12S LIGHTNING
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2004
    Ending Year2014
    MakeHARLEY-DAVIDSON
    ModelXL1200C SPORTSTER 1200 CUSTOM
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2006
    Ending Year2011
    MakeHARLEY-DAVIDSON
    ModelXL1200L SPORTSTER 1200 LOW
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2007
    Ending Year2012
    MakeHARLEY-DAVIDSON
    ModelXL1200N SPORTSTER 1200 NIGHTSTER
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2006
    Ending Year2008
    MakeHARLEY-DAVIDSON
    ModelXL1200R SPORTSTER 1200 ROADSTER
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2014
    Ending Year2014
    MakeHARLEY-DAVIDSON
    ModelXL1200T SUPERLOW 1200T
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2014
    Ending Year2014
    MakeHARLEY-DAVIDSON
    ModelXL1200V SEVENTY-TWO
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2014
    Ending Year2014
    MakeHARLEY-DAVIDSON
    ModelXL1200X FORTY-EIGHT
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2007
    Ending Year2007
    MakeHARLEY-DAVIDSON
    ModelXL50 50TH ANNIVERSARY SPORTSTER
    Powersports Compression Ratio12.00 to 1
  • Beginning Year2012
    Ending Year2012
    MakeHARLEY-DAVIDSON
    ModelXR1200X
    Powersports Compression Ratio12.00 to 1

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