Products > Engine > Crankcase Components > S&S Cycle Twin Cam Engine Case - Stock Bore - Black Powder-Coat (31-0172)

S&S Cycle Twin Cam Engine Case - Stock Bore - Black Powder-Coat (31-0172)

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SKU: 31-0172
ONLINE PRICE: $1,759.95


Replacement Twin Cam A engine cases for stock H-D chassis only (carb and EFI) Feature greater overall strength than stock crankcases Strong, dependable Timken-style sprocket shaft bearings Clearanced for strokes up to and including 5in All passages between the crankcase cam support plate are O-ring sealed Compatible with most stock components Cam chest has clearance for up to .675in lift cams Include S&S crankcase breather reed valve designed to eliminate oil carry-over and oil scavenging problems Rear motor mount bolts directly to the stock transmission; fully compatible with the stock primary, charging system, and other stock components Available with stock bore (ideal for replacement applications), 4in bore (ideal for use with the S&S Super Sidewinder Hot Set Up Kits), and 4 1/8in bore engines with stock or S&S cylinder stud pattern (ideal for custom applications and for use with the S&S 124in Hot Set UpKit) Available with silver powder-coat or black powder-coat Made in the USA This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.


This product is labeled to fit with the following vehicles:
Stock photo shown, actual item may vary by model.

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While universal products are designed to fit a range of vehicles they may not fit all vehicles. If you are unsure of the fit we recommend posting a question on the ThumperTalk forums or contacting the manufacturer before ordering.