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S&S Cycle

S&S Cycle 124" Big Bore Kit For Harley 107" Milwaukee-Eight 2017-2026

Item: P1170225
Customer rating is 5 out of 5 stars.
4 Read 4 Reviews 3 Q&As Write a Review

Upgrade your 107" M8 motor to the largest bore size possible, without required machining of your cases. This is as simple as big power gets, with ever… Read More

Current price: $1,643.95
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Product Details

S&S 124" Big Bore Kit For Harley 107" Milwaukee Eight

Features

  • 107" to 124" bolt on bore kit (no machining required)
  • 4.250" Bore
  • Forged pistons
  • 11.1:1 Compression ratio
  • Includes gaskets and hardware
Made in the USA
Product Style J&P Cycles Item # Catalog Number Store Sku MFR. Product # Availability
Product Style Highlighted Fins J&P Cycles Item #1591351 Catalog Number280-3030 Store Sku MFR. Product #910-0625 AvailabilityIn Stock: Ships within 24 hours

This product DOES NOT FIT your 2023 Yamaha YZ250X

Fitment Notes & Exceptions
  • This product is not legal for street use on an emissions-controlled vehicle. It may be used on dedicated competition or pre-pollution-controlled vehicles only.
    • Fits models with 107" Milwaukee Eight motor only
    This Product Fits
    Harley Davidson
    Electra Glide Standard FLHT 2019, 2020, 2021, 2022
    Electra Glide Ultra Classic FLHTCU/I 2017, 2018, 2019
    Electra Glide Ultra Limited FLHTK 2017-2024
    Electra Glide Ultra Limited Low FLHTKL 2017, 2018, 2019
    Road Glide FLTRX 2017-2023
    Road Glide Limited FLTRK 2020, 2021, 2022, 2023, 2024
    Road Glide Special FLTRXS 2017-2023
    Road Glide ST FLTRXST 2022, 2023
    Road Glide Ultra FLTRU 2017, 2018, 2019
    Road King FLHR/I 2017-2022
    Road King Special FLHRXS 2017-2025
    Softail Breakout FXBR 2018, 2019
    Softail Deluxe FLDE 2018, 2019, 2020
    Softail Fat Bob FXFB 2018, 2019
    Softail Fat Boy FLFB 2018, 2019
    Softail Heritage Classic 114 FLHCS 2020, 2021, 2022, 2023, 2024
    Softail Heritage Classic FLHC 2018-2026
    Softail Low Rider FXLR 2018, 2019, 2020
    Softail Slim FLSL 2018, 2019, 2020, 2021
    Softail Sport Glide FLSB 2018, 2019, 2020, 2021
    Softail Standard FXST 2020, 2021, 2022, 2023, 2024
    Softail Street Bob 114 FXBBS 2021, 2022, 2023, 2024
    Softail Street Bob FXBB 2018, 2019, 2020, 2025, 2026
    Street Glide FLHX/I 2017-2023
    Street Glide Special FLHXS 2017-2023
    Street Glide ST FLHXST 2022, 2023
    Product Description
    Part Numbers
    Fitment
    4 Customer Reviews for All Models
    Customer rating is 5 out of 5 stars. 4 total customer reviews 5/5
    3 Questions & 1 Answers for All Models
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