✦ Verified product
S&S Cycle Crankcase - MK-Series "B" - Black - M8 Softail
USD 2,849.95
Performance Moto Parts
Verified independent store
→
Features Stock deck height Large volume sump Machined, close-fitting oil scraper (stock is as cast) A solid foundation for building a big-bore engine Made in the USA Includes Manuf
acturers Statement of Origin (MSO) document. Can be paired with a S&S 136" cylinder kit and 4 5/8" stroker crank (sold separately). Allows for installation of larger bore kits, scrapes more oil, and offers reliability while fitting into stock Softail frame. Specs Product Name Crankcase Model MK-Series Color/Finish Matte Black Units Each Riding Style Street Fitments Position Notes 2023-2024 Harley-Davidson FXBR Breakout 117 - - 2022-2024 Harley-Davidson FXLRS Low Rider S 117 - - 2022-2024 Harley-Davidson FXLRST Low Rider ST 117 - - 2022 Harley-Davidson Softail Street Bob FXBB - - 2022 Harley-Davidson FXRST Low Rider El Diablo 117 - - 2021-2024 Harley-Davidson FXBBS Street Bob 114 - - 2020-2024 Harley-Davidson FXST Softail Standard 107 - - 2020-2021 Harley-Davidson FXLRS Low Rider S 114 - - 2019-2020 Harley-Davidson FXDRS FXDR 114 - - 2018-2024 Harley-Davidson FLFBS Fat Boy 114 - - 2018-2024 Harley-Davidson FLHCS Heritage Classic 114 - - 2018-2021, 2023 Harley-Davidson FXFBS Fat Bob 114 - - 2018-2021 Harley-Davidson FLSB Sport Glide 107 - - 2018-2021 Harley-Davidson FLHC Heritage Classic 107 - - 2018-2021 Harley-Davidson FLSL Softail Slim 107 - - 2018-2020 Harley-Davidson FLDE Deluxe 107 - - 2018-2020 Harley-Davidson FXBB Street Bob 107 - - 2018-2020 Harley-Davidson FXBRS Breakout 114 - - 2018-2020 Harley-Davidson FXLR Low Rider 107 - - 2018-2019 Harley-Davidson FLFB Fat Boy 107 - - 2018-2019 Harley-Davidson FXBR Breakout 107 - - 2018-2019 Harley-Davidson FXFB Fat Bob 107