T124 Low Compression Long Block Twin Cam Engines / '99-'17 Big Twins

No Shipping to CA

(NO FREE SHIPPING ON ENGINES) - Please Call or Fill Out a Contact form for Shipping Quotes. 

Revamp your Harley Davidson with the S&S Cycles T124LC Series Long Block Engines, specifically designed for riders seeking superior torque and street performance. These engines, perfect for '99-'17 Harley models, offer a lower compression ratio for robust torque across a wide range of street riding conditions. Here's why the T124LC Series stands out:

Key Features:

• Lower Compression, Greater Torque: With a 10.2:1 compression ratio, these engines are tuned for exceptional street torque, providing a powerful yet smooth riding experience.
• Super Stockâ„¢ Heads and T2 Crankcase: These components are the foundation of the engine's reliability and performance, ensuring your ride is both exhilarating and dependable.
• TC3 Oil Pump and Cam Plate: Optimized for superior lubrication and engine efficiency, these features guarantee your engine runs smoothly under all conditions.
• Easy Start 585 Gear Drive Cams: Simplify your ride with cams designed for easy starting and robust performance, coupled with a redesigned cam cover for a sleek look.
• Special Head Machining: Fits stock length intake manifolds (S&S manifold size 405), allowing for seamless integration with your current setup.
• Stock Style Breathing System: Ensures compatibility with stock and most performance air cleaners, maintaining the engine's breathing efficiency.
• High-Quality Components: From the forged dish pistons (11cc) to the specific bore and stroke measurements (4 1/8" Bore & 4 5/8" Stroke), every aspect of these engines is designed for peak performance.

Why Choose the T124LC Series?

• Tailored for Street Performance: Designed for riders who demand powerful torque and smooth operation for everyday riding and beyond.
• Versatile Compatibility: Whether upgrading an existing setup or building a custom project, these engines offer flexible integration with a wide range of Harley Davidson models.
• Quality and Craftsmanship: With components made in the U.S.A., these engines represent the pinnacle of American engineering, ensuring your ride is both powerful and reliable.

Installation Tips:

• Professional Installation Recommended: To achieve the best performance and ensure safety, professional installation and tuning are advised.
• Compatibility Check: Verify the engine's fit with your Harley model, especially for specific modifications or requirements you may have.

Elevate your Harley Davidson's performance with the S&S Cycles T124LC Series Long Block Engines, and experience the ultimate in torque and reliability on the open road.

• Oil Line Installation Kit must be purchase for '07-'16 Twin Cam Engines - Click Here for Install Kit
• Does not include carb/intake or ignition system. Must be purchased separately. See Tuners / Fuel Systems Section.
• '07-'16 Engines Not Recommended for Trike Models
• 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.
• Cylinder heads on this engine are specially machined to compensate for the non-stock cylinder length. As a result, it is compatible with the manifold and the throttle body with stock length intake runners. In addition, the breather vent bolt location has been adjusted so it is in the stock location, so stock style air cleaner back plates will bolt up to this engine.