S&S Cycle Evolution Long Block Engine - 111ci - Natural - 310-1157

Unleash the true potential of your Harley-Davidson® or custom build with the S&S Cycle V111 Long-Block Engine. This powerhouse delivers a significant performance boost, offering a thrilling riding experience and enhanced reliability. Built with precision and crafted for enthusiasts, the V111 Long-Block transforms your machine into a true performance icon.

Description

Experience a remarkable 30% increase in horsepower and torque compared to stock engines, giving you the edge on the road. The innovative short stroke design minimizes vibration and extends engine life, ensuring lasting performance. The S&S big-fin cylinders, combined with exclusive oil jets, efficiently cool the bottom of the pistons, preventing overheating and maintaining optimal performance. The shorter than stock engine height simplifies installation, saving you time and effort. Featuring a high volume, high-pressure (HVHP) oil pump, durable S&S 3-pc. flywheels, and a performance 585 cam & valve springs, this engine is engineered for maximum power and reliability. With a 4.125" bore and 4.125" stroke, and a 9.8:1 compression ratio, the S&S V111 Long-Block Engine delivers unparalleled performance and is designed to fit '84-'99 Harley-Davidson® big twin chassis and custom frames designed for Evolution® big twin engines.

Features & highlights

• Experience a massive 30% increase in horsepower and torque.
• Enjoy reduced vibration and extended engine life with the short stroke design.
• Simplified installation thanks to the shorter than stock engine height.
• Enhanced cooling provided by S&S big-fin cylinders and exclusive oil jets.
• Benefit from the reliability of the high volume, high-pressure (HVHP) oil pump.
• Equipped with durable S&S 3-pc. flywheels for superior performance.
• Proudly made in the USA.

Technical specifications

• Brand: S&S Cycle
• Type: Long Block
• Displacement: 111"
• Bore Size: 4.125"
• Stroke Length: 4.125"
• Compression Ratio: 9.8:1
• Piston Material: Forged
• Color/Finish: Natural

Important to know

This long block engine requires a carburetor and ignition system, which are not included. It is designed to fit '84-'99 Harley-Davidson® big twin chassis and custom frames designed for Evolution® big twin engines. Use stock or aftermarket carburetor and air cleaner.