Crankcase - MK-Series "B" - Black - M8 Softail
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 Manufacturers 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.