07-012 HELMETS & AUDIO PRIMARY & CLUTCH CONTROL CABLES & HYDRAULIC LINES OIL, OIL FILTERS & OIL COOLERS SEAT TRANSMISSION FOOT CONTROLS HARDWARE EXHAUST GASKET & SEALS FRONT FORKS WINDSHIELD ELECTRIC & LIGHT FINAL DRIVE FRAME & REAR SUSPENSION LUGGAGE ENGINE ELECTRICS WHEELS & TIRES FENDER & STRUTS TOOLS & CHEMICALS INTAKE BRAKE GAS & OIL TANK TECH TIPS & CROSS REF OEM>ZPN ENGINE HANDLEBAR, HAND CONTROLS & MIRRORS GAUGES & DASHES ALPHABETICAL INDEX Service Parts 234634 Oil line seal for ZPN 750816 kit, 4 needed Oil line installation kits 750816 1999-2005 Dyna 750817 2000-2006 Touring S&S Twin Cam "A" Style crankcases for Twin Cam style frames 750085 Natural finish, Stock bore 750086 Black finish, Stock bore 750090 Black finish, 4 1/8" bore S&S Twin Cam style crankcases are good news for engine builders who want to build Twin Cam TC88A style engines from scratch. S&S Twin Cam style crankcases feature greater overall strength than stock crankcases, especially in the front motor mount, an important consideration in high performance applications. All oil passages between the crankcase and gear cover are O-ring sealed. Timken style sprocket shaft bearing and S&S breather reed valve included. Cases are clearanced for strokes-5" and are compatible with stock components from 1999-2006 models, except 2006 Dyna. Use stock or aftermarket oil pump, cam support plate, gear cover, etc., and order the required oil line installation kit for your application as listed below. Zodiac can supply Twin Cam style crankcases with your choice of cylinder spigot bore (stock 4.080" to 4.380"), cylinder stud pattern, Twin Cam or Evolution style rear motor mount in silver, black or polished upon Special Order. 1896 S&S TWIN CAM "A" STYLE CRANKCASES Optional pinion shaft bearings for Evolution style engines 710280 Green coded (OEM 24628-87) 710281 White coded (OEM 24626-87) 710282 Red coded (OEM 24641-87) 710283 Blue coded (OEM 24643-87) 750523 Shovelhead crankcase 1970-1984, stock bore, natural aluminum 750524 Shovelhead crankcase 1970-1984, 3 5/8" bore, natural aluminum 721701 Evolution crankcase 1984-1991, stock bore, natural aluminum (OEM 24469-83A) 722954 Evolution crankcase 1984-1991, stock bore, wrinkle black (OEM 24473-85C) 721702 Evolution crankcase 1984-1991, 3 5/8" Big Bore, natural aluminum 721840 Evolution crankcase 1992-1999, stock bore, natural aluminum (OEM 24572-92, 24572-93A) 722797 Evolution crankcase 1992-1999, stock bore, wrinkle black (OEM 24571-93, 24569-95) S&S Super Stock crankcases are designed to meet the needs of today's engine builders. As stock replacement or for street racing applications, S&S Super Stock cases are made with the performance enthusiast in mind. Cases are cast from 356-aluminum alloy and heat-treated to T6 specifications. Although additional material has been added to key areas for strength, these improvements do not affect fitting in stock frames. S&S Super Stock crankcase assemblies include the right and left crankcases, crankcase screws, washer and nuts, cylinder mounting studs, timing hole and drain plugs, assorted crankcase fittings, sprocket shaft Timken bearing assembly, drive sprocket spacer and oil seal, cam needle bearing, oil pump drive shaft bushing and installation instructions. Shovelhead style cases feature primary scavenging port machining, accept a 1981-1984 style oil pump and 1970-2006 style primary. Evolution style cases are machined to accept a stock 1992-1999 style oil filter assembly and feature the same oiling and crankcase venting provisions as stock 1984-1992 models. Pinion shaft bearing is not included, it must be ordered separately. Bearing size depends on the size pinion shaft you are using. 1893 S&S CRANKCASES FOR LATE SHOVELHEAD & EVOLUTION BIG TWIN (Ȧ*ȡ1ȝ ENGINE CASES (Site 422)
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