1986-2013 Sportster® & Buell - S&S Cycle
1986-2013 Sportster® & Buell - S&S Cycle
1986-2013 Sportster® & Buell - S&S Cycle
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S e ction 4: <strong>1986</strong>-<strong>2013</strong> Sportster® & <strong>Buell</strong> ®S&S®Parts forTwin Cam 96 /103 2007-<strong>2013</strong>4" BORE REPLACEMENT CYLINDERS AND PISTONSReplacements for cylinders and pistons used in S&S® Super Sidewinder® engines,these cylinders are made of superior materials and have thicker casting than stockcylinders for use in S&S special application crankcases machined for 4" bore.Parts forTwin Cam 88 ®1999-2006FITMENT• <strong>1986</strong>-’03 Harley-Davidson® Sportster®• 1994-’02 <strong>Buell</strong>®Parts forEvolution ®1984-1999Parts forSportster ® & <strong>Buell</strong> ®<strong>1986</strong>-<strong>2013</strong>PERFORMANCEPARTSFEATURES AND BENEFITS• Forged pistons and S&S cylinders provide consistent performance and reliability• Valve pocket recesses in S&S pistons are enlarged for oversize valves and higherlift camsSpecial Order OPTIONS• Natural, silver, gloss black or wrinkle black (WBlack) powdercoat finishParts forVintage Engines1926-198491-3031Parts forX-Wedge®2007-2012Parts forVictory®2003-<strong>2013</strong>S&S® 4" BORE Cylinders and PISTONS Specifications for <strong>1986</strong>-'03 Harley-Davidson® sportster® ModelsCompression RatioDisplacement Stroke Cylinder LengthLow Compression* Heads 85cc High Compression* Heads 76cc100" 4" 4.420" 9.6:1 10.3:1* 91" and 100" engines for Sportster models typically use heads with 76cc chambers for high compression and 85cc chambers for low compression.107" and larger engines normally are built with special order heads with 84cc or 93cc chambers.RacingProductsTools & ShopSuppliesDealer Services& Promo ItemsWarranty &Company PolicyOEM Cross ReferenceAppendix & IndexS&S® 4" BORE Cylinders and PISTONSfor <strong>1986</strong>-'03 Harley-Davidson® sportster® ModelsDescription Finish Part No.Cylinder with Piston Set Natural 91-3031Front Cylinder with Piston Natural 91-3031FPRear Cylinder with Piston Natural 91-3031RPSpecial Order** Specify 91-3604**Individual cylinder assemblies and cylinder kits with pistons are honed to fit the pistons included.Cylinder with piston kits include cylinders, piston kit, head gaskets, base gaskets, and exhaust gaskets. All piston kits include rings, wristpins, and clips.**Special Order: Download the Special Order Form at sscycle.com/soformsS&S® 4" BORE Cylinders Onlyfor <strong>1986</strong>-'03 Harley-Davidson® sportster® ModelsDescription Finish Part No.Cylinder Set Natural 91-3030Front Cylinder Natural 91-3030FRear Cylinder Natural 91-3030RSpecial Order** Specify 91-3604**Individual cylinders and cylinder sets without pistons are bored slightly under nominal size and are not honed.**Special Order: Download the Special Order Form at sscycle.com/soformsMSRP$842.95$463.50$463.50Call for PricingMSRP$559.95$335.95$335.95Call for Pricing4-20 Order toll free 866-244-2673
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