Upgrade your motorcycle's performance with the S&S Cycle T124 Low Compression Long Block Engine. This powerhouse delivers exceptional power and reliability, making it perfect for enthusiasts and professionals alike. Built with precision and care, this engine is designed to provide years of riding pleasure. Description The S&S Cycle T124 Long Block Engine features Super Stock™ heads, a robust T2 crankcase, and a high-flow oil pump to ensure optimal lubrication and cooling. The included cam cover and easy-start 585 gear drive cams provide improved valve timing and increased horsepower. Special head machining allows for compatibility with stock length intake manifolds (S&S manifold size 405), simplifying the installation process. The stock style breathing system is compatible with stock and most performance air cleaners, giving you flexibility in your setup. Owners of '06 models will need to purchase a set of '99 - '05 style, offset intake flanges. Features & highlights Includes Super Stock™ heads for improved airflow and performance. Features a durable T2 crankcase for enhanced strength and reliability. High flow oil pump ensures optimal engine lubrication. Equipped with easy start 585 gear drive cams for improved valve timing. Special head machining fits stock length intake manifolds (S&S manifold size 405). Stock style breathing system is compatible with most performance air cleaners. Revised oil routing simplifies installation on '99-'06 Touring models. Technical specifications Brand: S&S Cycle Bore Size: 4.125" Stroke Length: 4.625" Displacement: 124" Compression Ratio: 10.2:1 Type: Long Block Color/Finish: Chrome, Wrinkle Black Important to know This long block engine does not include a fuel system or ignition system. Cylinder heads on T-Series long block engines are '99 - '05 style. Owners of '06 models will need to purchase a set of '99 - '05 style, offset intake flanges.