WISECO
Piston Kit - 4.135" Bore - 121 CI - 114"/117" M8
Part # 0903-1680
$576.95
Out of Stock
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- Free shipping over $100
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Confirmed fit for 69 motorcycle configurations across Harley-Davidson, model years 2017–2023.
| Years | Make & Model |
|---|---|
| 2017-2023 Harley-Davidson | FLHTK Ultra Limited |
| 2017-2023 Harley-Davidson | FLHXS Street Glide Special |
| 2017-2023 Harley-Davidson | FLTRXS Road Glide Special |
| 2019-2022 Harley-Davidson | FLHT Electra Glide Standard |
| 2022-2023 Harley-Davidson | FLHXST Street Glide ST |
| 2017-2022 Harley-Davidson | FLHR Road King |
| 2022-2023 Harley-Davidson | FLTRXST Road Glide ST |
| 2022 Harley-Davidson | FXRST Low Rider El Diablo 117 |
| 2022-2023 Harley-Davidson | FXLRST Low Rider ST 117 |
| 2018-2023 Harley-Davidson | FLHCS Heritage Classic 114 |
| 2018-2023 Harley-Davidson | FXFBS Fat Bob 114 |
| 2022-2023 Harley-Davidson | FXLRS Low Rider S 117 |
| 2020-2021 Harley-Davidson | FXLRS Low Rider S 114 |
| 2018-2023 Harley-Davidson | FLFBS Fat Boy 114 |
| 2021-2023 Harley-Davidson | FXBBS Street Bob 114 |
| 2018-2020 Harley-Davidson | FXBRS Breakout 114 |
| 2019-2020 Harley-Davidson | FXDRS FXDR 114 |
| 2023 Harley-Davidson | FXBR Breakout 117 |
- Fits OEM and Screamin’ Eagle cylinder heads.
- Features 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
- Kit includes two pistons, rings, piston pins and circlips
- Made in the USA
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Overview
The WISECO 0903-1680: Piston Kit - 4.135" Bore - 121 CI - 114"/117" M8. Confirmed fit for 69 motorcycle configurations across Harley-Davidson, model years 2017–2023. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
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Fits these motorcycles
- Harley-Davidson FLHTK Ultra Limited
- Harley-Davidson FLHXS Street Glide Special
- Harley-Davidson FLTRXS Road Glide Special
- Harley-Davidson FLHT Electra Glide Standard
- Harley-Davidson FLHXST Street Glide ST
- Harley-Davidson FLHR Road King
- Harley-Davidson FLTRXST Road Glide ST
- Harley-Davidson FXRST Low Rider El Diablo 117
- Harley-Davidson FXLRST Low Rider ST 117
- Harley-Davidson FLHCS Heritage Classic 114
- Harley-Davidson FXFBS Fat Bob 114
- Harley-Davidson FXLRS Low Rider S 117
- Harley-Davidson FXLRS Low Rider S 114
- Harley-Davidson FLFBS Fat Boy 114
- Harley-Davidson FXBBS Street Bob 114
- Harley-Davidson FXBRS Breakout 114
- Harley-Davidson FXDRS FXDR 114
- Harley-Davidson FXBR Breakout 117