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

Parts forTwin Cam 88®Parts forEvolution®CTOS&S ® Special Flywheelsfor Cast Pro Stock EnginesSpecial S&S Pro Stock flywheels are designed specifically for use with castPro Stock S&S crankcases in S&S 45° and 60° cast Pro Stock engines. Strokeis normally 4.375" for S&S 160" Pro Stock engines. However, any stroke maybe specified between 3.500" and 5.000", although the very short strokesmay not be possible with some configurations.Parts forSportster® '86-'06VintageEnginesX-Wedge®Parts for Victory®,Off-road & MetricReplacementPartsTools &Shop SuppliesFeatures and benefits❚❚ The special shape of the S&S Pro Stock flywheel results inincreased rigidity and allows flywheels to be balanced to verylarge pistons and rods❚❚ Flywheel diameter may be specified between 7.875" to 8.125"(larger diameters must be used for the longer strokes)❚❚ Features a 1.500" pressed-in crankpin, 1.250" diameter big twinstyle pressed-in sprocket shaft, and a special pressed-in Pro Stockpinion shaft❚❚ Pinion shaft is .850" longer than stock pinion shaft for a Harley-Davidson® Sportster® model❚❚ Although the S&S Pro Stock flywheels are used in a S&S four-camcrankcase, they are designed to use big twin width connectingrods. Connecting rods typically used for 45° Pro Stock applicationsare S&S 8.000" or 8.500" billet alloy rods. 60° engines can useshorter connecting rods due to the wider cylinder angle. S&S7.500" billet aluminum rods are generally used. However, anybig twin width connecting rod designed for a 1.500" crankpinmay be used. Refer to current special order sheet for optionsavailable.Part numberS&S Special Flywheels for Cast Pro Stock Engines ............32-3003NOTE:Flywheels with big twin sprocket shaft, minimum flywheel diameter is 81/8".Special order sheet required. Download the order form at www.sscycle.com/soformsRacingProductsORDERING INFORMATIONDealer Services& Promo ItemsWarranty &Company PolicyPlease provide the following information when ordering S&S Special Flywheels for Cast Pro Stock Engines:❚❚ Assembled or unassembled?❚❚ Stroke distance❚❚ Flywheel diameter❚❚ Connecting rods❚❚ Pork Chop?❚❚ Other information S&S should know in order to ensure correct parts are shippedOrder toll free 866-244-26739-44