Complete Spitronics ECU Kit
This Spitronics ECU Kit has been carefully assembled to provide the essential components required for a professional engine management installation. Designed for a wide range of vehicle applications, the kit combines a genuine Spitronics Callisto Advanced ECU with the required wiring harnesses, sensors, and accessories to simplify installation and ensure reliable performance.
Whether you’re upgrading an existing vehicle, completing an engine conversion, or installing engine management on a new build, this kit provides the core components needed for a clean, dependable, and professional installation.
What’s Included
1 × Spitronics Callisto Advanced ECU
The Spitronics Callisto ECU is the heart of the engine management system, delivering precise control over fuel delivery, ignition timing, and overall engine performance.
1 × E60-P1 Crank Cam Separate Input Harness
The E60-P1 harness provides the primary ECU input connections, including the crankshaft position sensor and other essential engine inputs. Designed for a secure and reliable connection, it ensures accurate engine speed and position detection for precise engine management.
1 × E62-P2 1 Relay Output Harness
The E62-P2 harness provides relay-output connections, allowing the ECU to control auxiliary devices such as the fuel pump, cooling fan, and other switched outputs. It simplifies installation while providing reliable ECU-controlled power distribution.
1 × E63-P3 Output Harness
The E63-P3 harness provides the main ECU output connections required for engine management functions, including injector, ignition, and auxiliary output circuits. It is designed to deliver a clean, dependable wiring solution for a professional installation.
1 × E65-P4 Output Harness
The E65-P4 harness provides additional ECU output connections for advanced engine management functions and auxiliary control circuits. Designed for reliable operation, it ensures secure communication between the ECU and connected components while simplifying installation.
1 × 1.15 bar MAP Sensor
The included 1.15 bar MAP sensor provides accurate manifold pressure measurement for naturally aspirated engine applications. It supplies the ECU with essential load information required for accurate fuel and ignition management.
For boosted or forced-induction applications, the 1.15 bar MAP sensor can be upgraded to an optional 3 bar MAP sensor, providing the additional pressure range required for turbocharged and supercharged engines.
1 × Lexus Gear
The Lexus Trigger Gear is designed to provide accurate crankshaft position information for compatible Lexus and Toyota engine applications. Precision manufactured for reliable engine speed detection, it enables stable ignition timing and fuel delivery control for optimal ECU performance.
1 × Idle Control Type 1
The Idle Control Type 1 module is designed to operate 6-wire stepper idle control valves commonly found on various engine applications. It helps maintain stable idle speed during cold starts, accessory loads, and changing operating conditions, improving drivability and engine stability.
1 × S03 12 Pin Idle Control Harness
The S03 Idle Control Harness provides a dedicated connection between the Idle Control Type 1 module and the vehicle’s idle control valve. Designed for a secure and reliable installation, it simplifies wiring while ensuring consistent idle control operation.
Need More Information?
Each component included in this kit has its own dedicated product page containing detailed specifications, compatibility information, installation guidance, and additional product images.
Simply click on any of the component names above to learn more about that specific product.
Kit Includes
✔ 1 × Spitronics Callisto Advanced ECU
✔ 1 × E60-P1 Crank Cam Separate Input Harness
✔ 1 × E62-P2 1 Relay Output Harness
✔ 1 × E63-P3 Output Harness
✔ 1 × E65-P4 Output Harness
✔ 1 × 1.15 bar MAP Sensor ( 3 bar MAP sensor optional for boosted applications)
✔ 1 × Lexus Gear
✔ 1 × Idle Control Type 1
✔ 1 × S03 12 Pin Idle Control Harness




























