1984-1999 BIG tWINS - S&S Cycle

NOTESS&S ®V124 ENGINESFITMENT• 1995–’98 fuel injected chassis• 1984–’99 carbureted chassis• Custom chassis designed for Harley-Davidson® Evolution® enginesFEATURES AND BENEFITS• 1.5" diameter crankpin• .927" wristpin• Piston cooling jets• Large fin pack – heads and cylinders• Press together crankshaft• HVHP oil pump• Long piston stroke and high performance gear driven cam result in large horsepower increase over stock engine• Electric compression release – easy starting under any circumstance• S&S Super G carburetor with slotted "Slasher" air cleaner cover• Natural, Wrinkle Black (WBlack) powdercoat, and polished finish. Diamond cut blackpowdercoat, fully polished, and diamond cut fully polished finishes are available, but havelonger lead times• Chrome gearcover, tappet covers, and rocker coversOptionsCarbureted Engines1: Intelligent Spark Technology (IST®) ignition system• Refer to page 3-81 for more information.2: Super Stock® ignition system• Protects engine with a 3-step break-in rev-limiter during first 24 hours of operation• Logs engine data that can be viewed via a PC when equipped with diagnostic cable andsoftware part #55-1271.• Initially configured for electric start, however it is kick-start capableFuel Injection Engines• Single bore EFI throttle body with S&S teardrop air cleaner• Magneti Marelli® style S&S Variable Fuel Injection (VFI) module with built-in three stageengine overheat protection• Closed loop fuel system, dual oxygen sensors provide air-fuel ratio feedback for correct fueldelivery under any condition• Included S&S ProTune II software provides base fuel maps for most aftermarket exhaust systems1984-1999 BIG TWINSS&S® V124 Engine SpecificationsDisplacement Bore Stroke Camshaft Piston Type CompressionRatio124" 41/8" 45/8" 640 S&S forged 10.8:1Massive torque starts just off idle and builds to a peak of about 134 ft/lb for amazingacceleration, and with 120 horsepower this engine will give you an equally amazing top speed.S&S® V124 EnginesChassis Style Fuel Delivery Ignition Warranty Period Finish Part No.Natural 31-9528WBlack 31-95521984-'99 Carb S&S® Super G Carb IST® 2 YearsDiamond Cut Black 106-0801Polished 31-9553Fully Polished 106-0796Diamond Cut Fully Polished 106-0791Natural 31-98601984-’99 Carb S&S® Super G Carb Super Stock® 1 YearWBlack 31-9885Polished 31-9886Natural 106-0565WBlack 106-05661995-'98 FI Magneti Marelli® style VFI VFI 1 YearDiamond Cut Black 106-0802Polished 106-0567Fully Polished 106-0797Diamond Cut Fully Polished 106-0790Specify Specify Varies Specify 319-0008CTONot legal for sale or use on CA or EPA pollution controlled vehicles.A high performance clutch must be used. See page 3-86 for more information.If an aftermarket exhaust or intake system is used, the fuel maps must be modified. It is highly recommended that this tuning be done by a certified S&S® VFI tuning center.Visit our website at www.sscycle.com to locate your nearest certified S&S VFI tuning center. S&S VFI tune files can also be found on our web page and are available for manycommon exhaust systems.140130Dyno ResultsV124 EFI with S&S 640 Cams and S&S Power-Tour MufflersV124 EFI w/S&S 640 Cams and S&S Power-Tour MufflersPeak Corrected HP 120.2Peak Corrected Torque 134.1MSRP$6,075.00$6,425.00$6,925.00$7,175.00$7,525.00$8,025.00$5,700.00$6,050.00$6,800.00$6,900.00$7,250.00$7,750.00$8,000.00$8,350.00$8,850.00Call for PricingVisit us at www.sscycle.comPERFORMANCEKITSParts forTwin Cam 96 /103 2007-2012Parts forTwin Cam 88 ®1999-2006Parts forEvolution ®1984-1999Parts forSportster ® & Buell ®1986-2012Parts forVintage Engines1926-1984Parts forX-Wedge®2007-2012Parts forVictory®, Off-road& MetricRacingProductsTools & ShopSuppliesDealer Services& Promo ItemsWarranty &Company PolicyOEM Cross ReferenceAppendix & Index3-15