Kb Performance
KB Performance Super-Duty Piston Kit 4.125" +0.020" 11.0:1 CR 114"/117" Bored to 120" M8 - KB542LCA.020 For Harley Motorcycles 2017-2026
MPN:
KB542LCA.020
SKU:
0910-5726
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Kb Performance
KB Performance Super-Duty Piston Kit 4.125" +0.020" 11.0:1 CR 114"/117" Bored to 120" M8 - KB542LCA.020 For Harley Motorcycles 2017-2026
MPN:
KB542LCA.020
SKU:
0910-5726
SKU:
0910-5726
Super Duty Series includes:
Anodized top ring groove and crown
Line2Line abradable skirt coating applied to .003" total thickness for a zero initial fit to allow coating to hone in for a tight quiet running clearance
Round wire locks
Steel nitride top ring with a Ductile Napier second
Forced wrist pin oiling
Flat Top 1.2cc
Compression Height 1.083"
Factory 117" Cylinders can safely be bored to 4.125" through 4.165"
Valve pockets sized to accommodate 1mm oversize valves
Specs
Product Name
Piston Kit
Riding Style
Street
Stroke Length
4-1/2"
Bore Size
104.77 mm
Compression Ratio
11.0:1
Displacement
117"
Piston Material
Aluminum
Units
Kit
2017-2024
Harley-Davidson
Electra Glide Police FLHTPI
2017-2019
Harley-Davidson
Electra Glide Ultra Classic FLHTCU
2017-2021
Harley-Davidson
Electra Glide Ultra Limited FLHTK
2017-2019
Harley-Davidson
Electra Glide Ultra Limited Low FLHTKL
2017-2021
Harley-Davidson
Freewheeler FLRT
2017-2021
Harley-Davidson
Road Glide FLTRX/FLTRXS
2017-2019
Harley-Davidson
Road Glide Ultra FLTRU
2017-2022
Harley-Davidson
Road King FLHR/FLHRC
2017-2021
Harley-Davidson
Road King Police FLHP
2017-2024
Harley-Davidson
Road King Special FLHRXS
2017-2026
Harley-Davidson
Street Glide FLHX/FLHXS
2017-2024
Harley-Davidson
Tri Glide Ultra Classic FLHTCUTG
2018-2020
Harley-Davidson
Softail Breakout 114 FXBRS
2018-2021
Harley-Davidson
Softail Fat Bob 114 FXFBS
2018-2024
Harley-Davidson
Softail Fat Boy 114 FLFBS
2018-2024
Harley-Davidson
Softail Heritage Classic 114 FLHCS
2019-2022
Harley-Davidson
Electra Glide Standard FLHT
2019-2020
Harley-Davidson
FXDR 114 (FXDRS)
2020-2021
Harley-Davidson
Road Glide Limited FLTRK
2020-2024
Harley-Davidson
Softail Low Rider S FXLRS
2021
Harley-Davidson
Electra Glide Revival FLH
2021-2024
Harley-Davidson
Softail Street Bob 114 FXBBS
2022-2024
Harley-Davidson
Softail Low Rider ST FXLRST
2022
Harley-Davidson
Tri Glide Ultra G.I. FLHTCUTG
2023-2024
Harley-Davidson
Softail Breakout FXBR
Fitment DisclosureThis quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
Regular price
$427.95
Unit price
Shipping calculated at checkout.
Product Details
Features
- Super Duty Series includes:
- Anodized top ring groove and crown
- Line2Line abradable skirt coating applied to .003" total thickness for a zero initial fit to allow coating to hone in for a tight quiet running clearance
- Round wire locks
- Steel nitride top ring with a Ductile Napier second
- Forced wrist pin oiling
- Flat Top 1.2cc
- Compression Height 1.083"
- Factory 117" Cylinders can safely be bored to 4.125" through 4.165"
- Valve pockets sized to accommodate 1mm oversize valves
Specs
| Product Name | Piston Kit |
| Riding Style | Street |
| Stroke Length | 4-1/2" |
| Bore Size | 104.77 mm |
| Compression Ratio | 11.0:1 |
| Displacement | 117" |
| Piston Material | Aluminum |
| Units | Kit |
| 2017-2024 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU |
| 2017-2021 | Harley-Davidson | Electra Glide Ultra Limited FLHTK |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL |
| 2017-2021 | Harley-Davidson | Freewheeler FLRT |
| 2017-2021 | Harley-Davidson | Road Glide FLTRX/FLTRXS |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU |
| 2017-2022 | Harley-Davidson | Road King FLHR/FLHRC |
| 2017-2021 | Harley-Davidson | Road King Police FLHP |
| 2017-2024 | Harley-Davidson | Road King Special FLHRXS |
| 2017-2026 | Harley-Davidson | Street Glide FLHX/FLHXS |
| 2017-2024 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS |
| 2018-2021 | Harley-Davidson | Softail Fat Bob 114 FXFBS |
| 2018-2024 | Harley-Davidson | Softail Fat Boy 114 FLFBS |
| 2018-2024 | Harley-Davidson | Softail Heritage Classic 114 FLHCS |
| 2019-2022 | Harley-Davidson | Electra Glide Standard FLHT |
| 2019-2020 | Harley-Davidson | FXDR 114 (FXDRS) |
| 2020-2021 | Harley-Davidson | Road Glide Limited FLTRK |
| 2020-2024 | Harley-Davidson | Softail Low Rider S FXLRS |
| 2021 | Harley-Davidson | Electra Glide Revival FLH |
| 2021-2024 | Harley-Davidson | Softail Street Bob 114 FXBBS |
| 2022-2024 | Harley-Davidson | Softail Low Rider ST FXLRST |
| 2022 | Harley-Davidson | Tri Glide Ultra G.I. FLHTCUTG |
| 2023-2024 | Harley-Davidson | Softail Breakout FXBR |
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.Product Description
Features
- Super Duty Series includes:
- Anodized top ring groove and crown
- Line2Line abradable skirt coating applied to .003" total thickness for a zero initial fit to allow coating to hone in for a tight quiet running clearance
- Round wire locks
- Steel nitride top ring with a Ductile Napier second
- Forced wrist pin oiling
- Flat Top 1.2cc
- Compression Height 1.083"
- Factory 117" Cylinders can safely be bored to 4.125" through 4.165"
- Valve pockets sized to accommodate 1mm oversize valves
Specs
| Product Name | Piston Kit |
| Riding Style | Street |
| Stroke Length | 4-1/2" |
| Bore Size | 104.77 mm |
| Compression Ratio | 11.0:1 |
| Displacement | 117" |
| Piston Material | Aluminum |
| Units | Kit |
| 2017-2024 | Harley-Davidson | Electra Glide Police FLHTPI |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU |
| 2017-2021 | Harley-Davidson | Electra Glide Ultra Limited FLHTK |
| 2017-2019 | Harley-Davidson | Electra Glide Ultra Limited Low FLHTKL |
| 2017-2021 | Harley-Davidson | Freewheeler FLRT |
| 2017-2021 | Harley-Davidson | Road Glide FLTRX/FLTRXS |
| 2017-2019 | Harley-Davidson | Road Glide Ultra FLTRU |
| 2017-2022 | Harley-Davidson | Road King FLHR/FLHRC |
| 2017-2021 | Harley-Davidson | Road King Police FLHP |
| 2017-2024 | Harley-Davidson | Road King Special FLHRXS |
| 2017-2026 | Harley-Davidson | Street Glide FLHX/FLHXS |
| 2017-2024 | Harley-Davidson | Tri Glide Ultra Classic FLHTCUTG |
| 2018-2020 | Harley-Davidson | Softail Breakout 114 FXBRS |
| 2018-2021 | Harley-Davidson | Softail Fat Bob 114 FXFBS |
| 2018-2024 | Harley-Davidson | Softail Fat Boy 114 FLFBS |
| 2018-2024 | Harley-Davidson | Softail Heritage Classic 114 FLHCS |
| 2019-2022 | Harley-Davidson | Electra Glide Standard FLHT |
| 2019-2020 | Harley-Davidson | FXDR 114 (FXDRS) |
| 2020-2021 | Harley-Davidson | Road Glide Limited FLTRK |
| 2020-2024 | Harley-Davidson | Softail Low Rider S FXLRS |
| 2021 | Harley-Davidson | Electra Glide Revival FLH |
| 2021-2024 | Harley-Davidson | Softail Street Bob 114 FXBBS |
| 2022-2024 | Harley-Davidson | Softail Low Rider ST FXLRST |
| 2022 | Harley-Davidson | Tri Glide Ultra G.I. FLHTCUTG |
| 2023-2024 | Harley-Davidson | Softail Breakout FXBR |
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.Part Numbers
| Store SKU | MFR. Product # | Availability |
|---|---|---|
| 0910-5726 | KB542LCA.020 | In Stock |
Fitment
This product is vehicle specific.
Select your vehicle to confirm fitment.
This Product Fits
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
Customer Reviews
KB Performance Super-Duty Piston Kit 4.125" +0.020" 11.0:...
Regular price
$427.95
Unit price
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