Honda K-Series PNP Harness & MS3Pro Mini Package

Unleash the full potential of your engine with the MS3Pro Mini—a cutting-edge, high-performance engine management system built for serious racers and enthusiasts. Designed to work seamlessly with the Honda K-Series Plug-and-Play Harness, the Mini provides precision control, reliability, and expandability for your Ford-powered build. Whether you’re looking to maximize power, fine-tune your setup, or push your vehicle to its limits, this system delivers the features and flexibility you need to stay ahead of the competition.

Honda K-Series Plug-and-Play Harness

The Honda K-Series Plug and Play Harness is the industry’s leading wiring solution for Honda K24 or K20 applications, offering unmatched quality, value, and ease of installation.

Compatibility

Engine

• K24A2
• K20 applications – Requires K24A2-style crank position sensor
• Additional K24 applications – Sensor or accessory changes may be required

Transmission

• Manual Transmission

Professional Engineering

• Plug and Play installation – Simplifies installation with a harness designed specifically around the Honda K-Series engine platform
• Designed around the K24A2 – Harness routing and engine connections were developed using the K24A2 engine
• VTEC and VTC control – Designed to provide full control of Honda's variable cam timing and VTEC systems through the MS3Pro ECU

Durable Construction

• TechFlex woven wrap – for superior protection and durability
  
• High-temp TXL & GXL automotive-grade wire – For reliability in demanding racing environments
• Labeled heatshrink on connectors – For quick and easy identification
• Protected harness joints – Helps protect electrical connections from heat, moisture, and vibration

Room to Grow – Future-Proof Your Build

Additional MS3Pro I/O is integrated into the harness, providing access to advanced engine-management features such as:

• Boost Control
• Table switching
• Flex fuel
• Additional injector outputs
• Additional analog inputs
• And more!

Beyond its functional advantages, the K-Series harness provides a clean, professional installation suitable for competition-focused builds.

Throttle Options:

Due to the wide range of throttles used in K-series swaps, we leave the throttle broken out onto a 6 pin DTM connector. 

• Cable-Driven Throttle: Supported 
• Drive-By-Wire: Supported with AMP Drive-By-Wire Controller

MS3Pro Mini

The MS3Pro Mini represents a revolutionary step in engine management technology, offering unparalleled scalability, performance, and reliability for even the most demanding applications.

Key Features:

• Engine Support: Manages up to 8-cylinder engines with sequential fuel injection
• Broad Ignition Compatibility: Supports over 50 ignition modes, including GM LS, Ford Coyote, Chrysler Hemi, and Bosch Motronic systems.
• VVT Control: Provides complete control of up to 4 camshafts, utilizing both open-loop and closed-loop VVT strategies.
• Enhanced Tuning Options: Supports VE-based, Speed Density, Alpha-N, MAF, and ITB tuning modes for ultimate tuning flexibility.
• Self-Learning Fuel Strategy: Features real-time adaptive fuel tuning to optimize performance and efficiency.
• Onboard Data Logging: Logs up to 64 channels at 330Hz, eliminating the need for additional data logging hardware.

Inputs and Outputs (I/O) Configuration:

• Injector & Spark Outputs
  • Up to 8 Sequential High-Impedance Injector Outputs
  • Up to 4 High Current Spark Outputs
• Outputs
  • 3 Digital Outputs
  • 1 PWM Outputs
• Inputs
  • 4 Analog Inputs
  • 3 Digital Inputs
  • 2 Speed Inputs
    

[Additional Details – Click Here]

What’s in the Box:

• K-Series Plug and Play Harness
  
• MS3Pro Mini
• K-Series Accessories
  • Alternator Harness
  • IAT Harness
  • GM Cable Throttle
  • DBW Throttle
  • 0-150 PSI Oil Pressure Sensor
  • IAT Sensor
  • Connectors
    • Spare
    • Fuel/Fuel Pressure
    • CAN
    • O2 Sensor
  • Tuning Cable
    • USB Adapter
• TunerStudio Registration Code

Optional Add-ons:

These optional bundles are designed to pair perfectly with the Coyote Harness, making installation cleaner and future upgrades easier. Ideal for customers who want a plug-and-play experience with room to grow.

• ECU Harness Power Bundle
• K-Series Spare Wire Bundle