Description
Fitment: 2001-2005 Harley Delphi (Cable Driven) Models FLH/FLT Touring, Softail and Dyna
Horsepower Inc MaxFlow 55mm Throttle Body for Harley Twin Cam
The Horsepower Inc MaxFlow 55mm throttle body is designed to significantly improve airflow and throttle response on 2001–2005 cable-driven Harley-Davidson Twin Cam EFI motorcycles. If you are looking to unlock more horsepower while maintaining smooth drivability, this high-flow throttle body is a proven upgrade.
Unlike restrictive stock throttle bodies, the MaxFlow 55mm unit allows your engine to breathe more efficiently. As a result, riders experience stronger acceleration, improved throttle response, and better performance throughout the RPM range. In addition, it works exceptionally well with common Stage 1 and Stage 2 engine upgrades.
Key Features & Benefits
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55mm high-flow throttle body for increased intake airflow
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Designed specifically for 2001–2005 cable-driven Twin Cam EFI models
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Precision machined for smooth throttle operation
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Improves horsepower and torque when paired with performance upgrades
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Compatible with OEM electronics and factory cruise control
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Ideal for performance builds, touring bikes, and street applications
Because this throttle body is engineered for cable-driven systems, installation is straightforward. Therefore, it is an excellent choice for riders who want noticeable gains without complex modifications.
Why Upgrade to a 55mm Throttle Body?
A larger throttle body allows more air to enter the engine. Consequently, your fuel system can deliver a more efficient air-fuel mixture. This results in:
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Faster throttle response
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Stronger mid-range power
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Improved overall engine performance
Add High Flow Injectors to your Throttle body
Horsepower Inc High Flow Injectors are a direct drop-in replacement for Harley Davidson Motorcycles. These injectors feature a specifically engineered spray pattern that optimizes fuel atomization. We have several options of fuel delivery to choose from depending on your application.
