ENGINES 9-2 FUEL SYSTEMS 9-6 TOP END 9-20 ... - S&S Cycle

Parts forTwin Cam 88®CTOS&S ® Special Application Crankcasesfor Sportster ® and Buell ® modelsParts forEvolution®Parts forSportster® '86-'06VintageEnginesX-Wedge®Parts for Victory®,Off-road & MetricReplacementPartsThe S&S Special Application (SA) crankcases for Harley-Davidson® Sportster®and Buell® models can be ordered with spigot bore diameters from stock3.680" to 4.630", and with crankcase deck heights up to 1.000" tallerthan stock. This is adequate for cylinder bore size up to 43⁄8". Cam chest isoffset .500" to allow for the larger bore sizes. This offset requires the useof S&S special application tappet guides with corrected pushrod angles(included). Cam chest may be machined for either 1986-'90 (four-speed)or 1991-'99 (five-speed) cam geometry. Crankcases have a 1991-'99 (fivespeed)drive side case, and require a five speed style primary case, clutch,and transmission. Transmission machining may be skipped if a transmissionwill not be used. A transmission inspection window is available for racingapplications that do not require a stock electric starter to be installed. S&S SAcrankcases can be ordered machined for 1.250" (big twin) diameter sprocketshaft for extreme racing applications. For maximum strength in the leftcase, alternator machining is not available when cases are machined for thebig twin sprocket shaft.part numberS&S SA Crankcases for Sportster and Buell .................. 31-1001NOTE:Special order sheet required. Download the order form at www.sscycle.com/soformsSee page 9-31 for S&S SA tappet guide replacements.S&S special application crankcases for Harley-Davidson® Sportster®and Buell® models include special tappet guides.Tools &Shop SuppliesRacingProductsDealer Services& Promo ItemsWarranty &Company PolicyORDERING INFORMATIONPlease provide the following information when ordering S&S Special Application Crankcases for Sportster or Buell models:❚❚ Cylinder stud type❚❚ Flywheel diameter❚❚ Do you require left case machined for alternator?❚❚ Spigot bore size❚❚ Sprocket shaft size BT or XL?❚❚ 1986-'90 or 1991-'99 cam geometry?❚❚ Cylinder deck height❚❚ Machine for transmission?❚❚ Machine for oil filter or breather?❚❚ Spigot bore depth❚❚ Transmission inspection window?❚❚ Cylinder base pattern❚❚ Spigot bore sizeOrder toll free 866-244-26739-36