S&S CYCLE 4" Big Bore Bolt-In Sidewinder? Cylinder Kit - 100" - Silver

Ready for an adrenaline rush? This 4" Big Bore Bolt-In Sidewinder? Cylinder Kit will give you the thrill you're looking for - no machining, balancing, or splitting of crankcases required! With a Cast Ductile Iron Sleeve in cast aluminum for optimal heat transfer, this kit boosts 88" engines to 100", while 96" and 103" engines are boosted even further, to 110"! The 10.5:1 compression ratio (with stock 85cc heads) provides a perfect balance of power and reliability, and pairs well with performance cams. Get everything you need - cylinders, forged pistons, rings, piston pins, clips, and gaskets - in one complete kit. Take the plunge - this kit is not compatible with S&S 79cc heads!

Welcome to Lifestyle Cycles, your aftermarket Harley Davidson Superstore! Whether you are looking for a helmet, gloves, handlebars or seat, Lifestyle Cycles has everything you need! Lifestyle offers more than just motorcycles, parts and accessories - we offer a complete immersive motorcycle culture combined with a customer experience equaled by none. Lifestyle Cycles also has an extensive selection of riding gear with our own Lifestyle Cycles branded products as well as all of your favorite brands. You will also find an extensive selection of parts and accessories from names you trust such as Saddlemen, Thrashin, Soundstream, LA Choppers, Legend Suspension and more. Lifestyle Cycles has everything you need to personalize your bike so you don't have just another "me too" Harley-Davidson. Our skilled experts who ride, test and "APPROVE" all of our products are here to guide you through the process to make your dream a reality. We have something for everyone including our California based Lifestyle Cycles Riding Group, with more than 4,200 members. See for yourself why Lifestyle Cycles is the number one online destination. We guarantee you will be impressed!