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Revolutionize your Harley Sportster with the ultimate upgrade: the S&S Cycles 1250cc Conversion Kit. Tailored for the true enthusiast, this kit is your gateway to unmatched performance and the roar of real power. Featuring 10.3:1 flat top pistons, this comprehensive package ensures a seamless transformation of your ride into a formidable beast on the road. Kit Highlights: High-Performance Pistons: S&S 1250cc pistons with rings and wristpins, designed for peak performance. Precision Engineered Cylinders: S&S 3-9/16" bore cylinders for a significant boost in displacement and power. Enhanced Valve Compatibility: Forged pistons with enlarged valve pockets, accepting up to 2.00" valves for superior airflow. Quality and Durability: Forged pistons feature coated skirts with a measurement window and the iconic S&S logo, promising long-lasting performance. Comprehensive Gasket Set: Includes MLS head, base, and exhaust gaskets, ensuring a perfect seal and optimum reliability. Easy Installation: Comes with assembly lube and clear instructions for a hassle-free upgrade process. Proudly Made in the U.S.A. Crafted with precision and pride, this kit embodies the spirit of American engineering, offering you the quality and durability S&S Cycles is known for. Please Note: 883 models will need XL1200 cylinder heads to achieve the correct compression ratios, ensuring a perfect match for your upgrade. This kit is not compatible with XR1200 models
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🇺🇸 Ship from USA · On Agora since 2025
$1,008.95