S&S Cycle Big Bore Cylinder Set - 4.250" Wrinkle Black Finish - M8 - Part 910-0683

Big Bore Cylinder Set - 4.250" - Wrinkle Black w/o Highlighted Fins - M8

Upgrade your motorcycle with the S&S Cycle Big Bore Cylinder Set, designed to enhance engine performance and durability. Crafted in the USA, this bolt-on cylinder set features a bore size of 4.250 inches, offering increased displacement for more power. The cylinders are bored slightly under the nominal size and are not honed, ensuring proper fitment and optimal performance when paired with the recommended head bolts. The wrinkle black finish adds an aggressive look and helps resist heat and corrosion, making it ideal for both street and performance applications. Installing these cylinders can significantly improve your engine's output and responsiveness, making them a popular choice among custom builders and enthusiasts. When upgrading to big bore cylinders, S&S recommends using their high-quality head bolts to ensure a secure and reliable fit. This set is lightweight at approximately 0.43 pounds, making installation straightforward without adding unnecessary bulk to your engine. Built for durability and performance, the S&S Cycle Big Bore Cylinder Set is a reliable choice for riders seeking increased displacement and a bold aesthetic.

Features:

• Bore size: 4.250 inches for increased engine displacement

• Bored slightly under nominal size and not honed for precise fitment

• Made in the USA with high-quality craftsmanship

• Wrinkle black finish provides heat resistance and corrosion protection

• Designed for bolt-on installation with M8 mounting hardware

• Recommended to use S&S Cycle head bolts for big bore applications

• Lightweight construction at approximately 0.43 pounds for ease of installation