S&S CYCLE Crankcase MK-Series 4-1/2" Harley Davidson FLDE / FLFB / FLFBS / FLHC 1750-1923cc 18-25

Features:

• The demand for performance-based parts is growing, and these M8 engines are creating more power daily. All that power requires a quality base that the stock cases can’t provide..
• This new version of the MK-Series Crankcases are ready for even more than the originals!.
• These cases are designed to accept cylinders up to 4 1/2”, which is massive!.
• Like the originals, these cases scrape more oil than stock and offer more reliability, all without frame modifications.
• Features And Benefits:
• Stock deck height.
• Machined, close-fitting oil scraper (stock is as cast).
• Large volume sump.
• Redesigned, with a 4.695” spigot bore to accept larger bore cylinders.

Fit the models: