WINDSHIELDS & FAIRINGS AUDIO, COMMUNICATION & MOUNTS SADDLEBAGS & LUGGAGE SEATS & SISSY BARS FUEL/AIR SYSTEMS EXHAUST TRANSMISSION & DRIVELINE ENGINE GASKETS & SEALS LIGHTING ELECTRICAL HANDLEBARS, CONTROLS & MIRRORS CABLES TANKS & OIL FILTERS BRAKES DASHES & GAUGES FENDERS & LICENSE PLATE FRAMES HARDWARE, COVERS & GENERAL FRAMES & SUSPENSION FOOTRESTS & FLOORBOARDS WHEELS & AXLES dragspecialties.com SECTION 7 All part numbers in BLUE are new for the OldBook. 389 See FATBOOK For Late Model Applications DISCLAIMER: *EMIS (EMISSIONS CATEGORIZATION CODE). SEE PAGES 5-7 FOR CATEGORY CODES, IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. PRODUCTS NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES IF NOT CATEGORIZED AS “1” OR “4”. PART # DESCRIPTION 0922-0160 For 84-99 Evolution Big Twin (124”, 4 5/8” bore) REPLACEMENT FLYWHEEL ASSEMBLY •Replaces the original flywheels in S&S 124” V124 engine for 84-99 Evolution Big Twin •Three piece design •Pinion and sprocket shafts are forged as part of the flywheel •The only joints in the assembly are where the 1.671” diameter connecting rod crankpin is pressed into the flywheels •CNC machined from heat-treated, closed die, steel forgings, which are 114% stronger than late style stock steel flywheels •Fully assembled with premium quality S&S heavy-duty 7.667” connecting rods, with full width wrist pin ends, and dynamically balanced •Assembly is trued to less than 0.0005” runout on pinion and sprocket shaft bearing surfaces, making them capable of higher rpm •Left side of the flywheel is notched for a crank position sensor •Balanced for S&S stock bore and 3 5/8” stroker pistons PART # DESCRIPTION 0922-0161 For 70-84 Shovelhead 84” STOCK BORE STROKER FLYWHEEL KIT •Upgrades 74” and 80” Shovelhead engines to 84” displacement at approximately 8.4:1 or 7.3:1 compression (depending on pistons used) •Includes a dynamically balanced 4 1/2” stroke flywheel assembly complete with S&S heavy-duty connecting rods and mainshafts •Reuse the stock cylinders, saving cost and retaining stock appearance of the engine •Minor crankcase and cylinder modifications are required that can easily be done with hand tools •Kit requires special pistons which must be ordered separately (Contact S&S for required pistons) •Made in the U.S.A. PART # DESCRIPTION FOR 95-99 EVOLUTION BIG TWIN (W/ EFI) 0922-0146 4 1/4” stroke PART # DESCRIPTION FOR 84-99 EVOLUTION BIG TWIN (W/ CARB) 0921-0250 4 1/4” stroke PART # DESCRIPTION FOR 84-99 EVOLUTION BIG TWIN (W/ CARB) (CONT) 0922-0147 4 5/8” stroke FLYWHEEL ASSEMBLIES FOR EVOLUTION MOTORS •Made of high-strength forged steel and designed for stock and high-performance custom applications •Special keyed 6° large diameter tapered sprocket shaft that provides more contact area for increased strength •Standard S&S tapered crankpin and pinion shaft are used for ease-of-service •8 1/2” diameter with 4 1/4” or 4 5/8” stroke •Kits come fully assembled, trued and balanced to stock H-D 80” or 96” pistons •Include flywheel, crankpin and connecting rods •Made in the U.S.A. NOTE: 90-99 applications will require pinion shaft conversion kit PART #33-4148. 0921-0250
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