S&S Cycle Stroker 131 ci Cylinder Kit 4.250" Bore

Unleash formidable power and performance with the S&S Cycle Stroker 131 ci Cylinder Kit. Engineered for motorcycle enthusiasts demanding top-tier engine upgrades, this high-performance cylinder kit transforms your ride with a significant boost in displacement and compression.

Description

Experience a dramatic increase in your motorcycle's output with this premium S&S Cycle Stroker 131 cubic inch cylinder kit. Designed for a straightforward bolt-on installation, this kit features an impressive 4.250" bore and a 4.625" stroke length, delivering an aggressive 11.0:1 compression ratio. This combination ensures explosive power and improved torque across the RPM range. Crafted with an updated profile that maintains a stock 4.840" bolt pattern, it seamlessly integrates with your existing stock crankcases, eliminating the need for complex modifications. The cylinders come in a striking black granite finish with highlighted fins, not only enhancing performance but also adding a custom aesthetic to your engine. Proudly Made in the USA, this big bore cylinder kit represents S&S Cycle's commitment to quality, durability, and unparalleled performance for your motorcycle.

Features & Highlights

• Massive Displacement Upgrade: Boosts your engine to a powerful 131 cubic inches with an optimized 4.250" bore, delivering significant horsepower and torque gains.
• High-Performance Compression: Achieves an aggressive 11.0:1 compression ratio for enhanced combustion efficiency and a more responsive throttle.
• Seamless Bolt-On Installation: Engineered with an updated profile and stock 4.840" bolt pattern, ensuring direct compatibility with stock crankcases for an easier upgrade path.
• Premium American Craftsmanship: Proudly Made in the USA, guaranteeing superior materials, precision manufacturing, and long-lasting reliability.
• Striking Aesthetic: Features a sophisticated black granite finish with highlighted fins, adding a custom, high-end look to your motorcycle engine.

Technical Specifications

• Model: Stroker
• Style: Bolt-On
• Units: Kit
• Bore Size: 4.250"
• Color/Finish: Highlighted Fins, Black Granite
• Displacement: 131 cubic inches
• Stroke Length: 4.625"
• Compression Ratio: 11.0:1
• Vendor Part Number: 910-0764A