Is it worth doing modifications on Bafang BBS02 or get BBSHD? DIY Electric Bike mid drive 8fun

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My extremely overpowered & modified BBS02 setup:

Motor:
•Bafang 8fun BBS02 750w 48v (1470watts at 58.8v)
•Custom controller settings with maximum throttle enabled
•52 tooth chainring (85.5km/h top speed)
•155 RPM at 58.8v (factory settings 120 RPM maximum)

Battery:
•Homemade 14s 5p 58.8v 14.5Ah battery pack capacity
•1,5 hours safe fast charge (6A 350w charger)
•70x NCR18650PF Panasonic High Current cells bare pack for better cooling
•No BMS for 100% charge & 100% performance!!
•Range: +/-26km in the city / 36km continuous full throttle with few stops

Throttle / Brake Sensor:
•Left thumb throttle adapted to road bike handlebar (almost invisible)
•Magnetic sensor for mechanical rear brakes

Dashboard:
•2x 15 watts LED headlights (two modes: normal or high bean)
•Red LED Voltmeter for battery performance monitoring

Bicycle:
•Trek Road Bike