TAKEGAWA S-STAGE 145cc for Dax ST125 JB04-06
 
Included components:
145cc displacement upgrade kit
N-10 sport camshaft
FI-CON TYPE-X fuel injection controller
 
1. 145cc Bore-Up Kit (S-Stage)
Increases displacement from 124cc to 145cc
Bore: 54 mm
Stroke: 63.1 mm (same as stock)
Compression ratio: 11.2:1
Aluminum cylinder with cast iron sleeve
Compatible with SP Takegawa’s optional M5 temperature sensor
This kit exceeds 125cc: not street legal – for race use only.
 
2. N-10 Sport Camshaft
Optimized profile for maximizing the stock cylinder head’s performance
Enhances high-RPM performance
Auto-decompression possible by transferring the decompression part from the stock camshaft
 
3. FI-CON TYPE-X (Fuel Injection Controller)
Connects directly to the stock ECU (plug & play)
Preloaded MAPs tailored to the bore-up configuration
Configurable via smartphone or PC
 
Available features:
Adjustment or creation of custom MAPs
Displays engine RPM, throttle position, engine temperature
Integrated rev limiter
Compatible with OEM Honda alarm
 
Requirements:
Compatible smartphone or PC
Paid app required
Internet connection necessary
 
Recommended Option: Crankshaft Support Adapter
Reference for Dax 125 (JB04/JB06): 01-10-0150
Reduces twisting and mechanical stress on the crankshaft
Improves engine durability with this power setup
 
Kit advantages:
Upgrade to 145cc with major gains in power and torque, 13 hp at 8200 rpm
Improved throttle response and sportier ride
Optimized for use with stock cylinder head
Simple installation without major modifications
Enhanced reliability for competitive/high-performance use