Engine power
Power hp
+5 hp
Original 25 hp
Stage 1 30 hp
Gain +5 hp
Honda CBR CBR250RAB 250R ABS
ECU Chiptuning Performance Results
Estimated power and torque gains after Stage 1 ECU remapping
Engine torque
Torque Nm
+5 Nm
Original 23 Nm
Stage 1 28 Nm
Gain +5 Nm
Estimated Stage 1 gains are calculated from stock values using an approximate 20% increase. Actual performance improvements may vary depending on vehicle condition, fuel quality, hardware configuration and operating environment.
Chip tuning for the Honda CBR250RAB involves precise adjustment of the 250R AB engine’s operation through its electronic control unit (ECU), the Keihin 38770-KYJ-971, which is based on an H8C processor. Motorcycles, like any other vehicle, do not always operate at their full potential due to factory limitations programmed into the ECU. Reprogramming allows the engine’s potential to be unlocked, improving dynamics and responsiveness.
During chip tuning, AutoChip.lv specialists analyze the current operating parameters of the engine, taking into account its specific characteristics and intended use. We make changes to the control algorithms, optimizing the fuel system and ignition. This results in more efficient fuel combustion, which noticeably affects acceleration and overall motorcycle performance.
It is important that the tuning is performed with consideration for engine reliability and lifespan. We aim not for maximum power at any cost, but for an optimal balance between performance and durability. Improved engine response makes handling more enjoyable and predictable, especially during spirited riding.
Reprogramming also allows the elimination of certain factory limitations and errors in the ECU’s operation, ensuring stable engine performance. Chip tuning for the Honda CBR250RAB.
Specification
| Power (KW) | 19 |
|---|---|
| Power (HP) | 25 |
| Torque (Nm) | 23 |
| Power (PS) | 26 |
| ECU Brand | Keihin |
| ECU Version | 38770-KYJ-971 |
| ECU Micro | H8C |
| Tools | KESS3 compatible Powergate not compatible |
| Connection | OBD available |
| Year | 2011 |
| Type | Bikes |
Choose your vehicle
To view the chip tuning options available for your vehicle, select the make, model, year and engine.