S&S Cycle
SKU: SS910-0843
S&S Cycle SS910-0843 129ci Big Bore Kit w/Highlighted Fins Black for Milwaukee-Eight 17-Up w/107ci Engine
$2,624.00
Or 4 payments of $656.00 with 
Description
Description for 129ci Big Bore Kit with Highlighted Fins - Black. Fits Milwaukee-Eight 2017up with 107ci Engine.
Features & Benefits:-
• Upgrades Milwaukee-Eight 107ci to 129ci.
• 4.320in. Bore.
• 4.375in. Stroke (4-3/8in.).
• Forged Pistons.
• 11.1 Compression Ratio.
• Wrinkle Black Finish.
• With Highlighted Fins.
• Bolt-on Kit.
• No Crankcase Machining Required.
• Includes Gaskets & Hardware.
• Includes Cam Cover Badge
Tech Tips:-
• Will Not Fit 114ci Models.
• Use Care during assembly to avoid damage to Cylinder Spigots .
• Ring gap & Piston to Cylinder Clearance should be checked.
• Rev Limit should be set at 3500 rpm for Initial Run In Period.
• Re-Calibration of Ignition Timing & Fuel Mixture is required.
Proudly Made in the USA by S&S Cycle !
(SS910-0843)
Fitment
Fitment Notes & Exceptions
- Fits models with 107" Milwaukee Eight engines only
**Please Note: The fitment information below has been generated as a guide and may not be 100% accurate. Please contact us if you require further assistance.
- Harley Davidson Electra Glide Standard FLHT: 2019,2020,2021,2022
- Harley Davidson Electra Glide Ultra Classic FLHTCU/I: 2017,2018,2019
- Harley Davidson Electra Glide Ultra Limited FLHTK: 2017-2023
- Harley Davidson Electra Glide Ultra Limited Low FLHTKL: 2017,2018,2019
- Harley Davidson Revival FLH: 2021
- Harley Davidson Road Glide FLTRX: 2017-2023
- Harley Davidson Road Glide Limited FLTRK: 2020,2021,2022,2023
- Harley Davidson Road Glide ST FLTRXST: 2022,2023
- Harley Davidson Road Glide Ultra FLTRU: 2017,2018,2019
- Harley Davidson Road King FLHR/I: 2017-2022
- Harley Davidson Softail Breakout FXBR: 2018,2019
- Harley Davidson Softail Deluxe FLDE: 2018,2019,2020
- Harley Davidson Softail Fat Bob FXFB: 2018,2019
- Harley Davidson Softail Fat Boy FLFB: 2018,2019
- Harley Davidson Softail Heritage Classic FLHC: 2018,2019,2020,2021
- Harley Davidson Softail Low Rider FXLR: 2018,2019,2020
- Harley Davidson Softail Low Rider S FXLRS: 2020,2021,2022,2023
- Harley Davidson Softail Low Rider ST FXLRST: 2022,2023
- Harley Davidson Softail Slim FLSL: 2018,2019,2020,2021
- Harley Davidson Softail Sport Glide FLSB: 2018,2019,2020,2021
- Harley Davidson Softail Standard FXST: 2020,2021,2022,2023
- Harley Davidson Softail Street Bob FXBB: 2018,2019,2020
- Harley Davidson Street Glide FLHX/I: 2017-2023
- Harley Davidson Street Glide ST FLHXST: 2022,2023
Specifications
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