S&S Cycle 310-1326 MK-Series Crankcase Assembly for 2018-up M8 Softail® Models Custom Dynamics Arlen Ness 600-214

Arlen Ness 600-214

and factory

Fitment2020-2022 Harley-Davidson CVO Tri Glide FLHTCUTGSE

Magnum Shielding 1741-5551

the embroidered H-D® signature adds the stamp of quality you prefer

S&S Cycle 310-1326 MK-Series Crankcase Assembly for 2018-up M8 Softail® Models Custom Dynamics Arlen Ness 600-214S&S Cycle 310 1326 Building massive power reliably just got easier! Our new MK Series B Crankcases can be paired with our 136 cylinder kit and 4 5 8 Stroker Crank to give you a rock solid build. These cases scrape more oil than the stock ones, have a large volume sump, and fit in a stock frame without modification. Install Instructions DownloadFITMENT DISCLAIMER Fitment information is provided as a general reference only and is not guaranteed for any