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Piston Kit - M8 - 121" - 4.135" Bore
Piston Kit - M8 - 121" - 4.135" Bore

WISECO

Piston Kit - M8 - 121" - 4.135" Bore

0903-1680

$524.95

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DESCRIPTION


Fitments

Years Make Model
2018 - 2020 Harley-Davidson Softail Heritage Classic 114 FLHCS
2018 - 2020 Harley-Davidson Softail Fat Bob 114 FXFBS
2019 - 2020 Harley-Davidson FXDR 114
2018 - 2020 Harley-Davidson Softail Breakout 114 FXBRS
2018 - 2020 Harley-Davidson Softail Fat Boy 114 FLFBS
2020 Harley-Davidson CVO Tri Glide FLHTCUTGSE
2017 - 2021 Harley-Davidson CVO Street Glide FLHXSE
2017 - 2021 Harley-Davidson CVO Electra Glide Ultra Limited FLHTKSE
2018 - 2021 Harley-Davidson CVO Road Glide Custom FLTRXSE

Features

  • Feature ArmorX™ piston coating for superior protection in extreme conditions and reduced wear
  • ArmorFit™ skirt coating auto-adjusts to the cylinder wall so there’s no need to measure clearance; provides smooth, quiet, trouble-free operation
  • 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
  • Fit OEM and Screamin’ Eagle cylinder heads
  • Kit includes two pistons, rings, piston pins and circlips
  • Made in the U.S.A

    • Specs

  • Piston Material: ArmorX™
  • Displacement: 121"
  • Stroke Length: 4-1/2"
  • Units: Kit
  • Bore Size: 4.135"
  • Compression Ratio: 11.3:1
  • Product Name: Piston Kit
  • Riding Style: Street
  • Skirt Coating: ArmorFit™

    • Approximate Package Weight & Dimensions

  • Weight: 2.85
  • Height: 3.93
  • Length: 9.73
  • Width: 5.02