Rear Battery PakMotor & ControllerEVMS box
OwnerBryan Drummond
Owner's Other EVs2000 Holden Barina
2004 MGTF 135
LocationMelbourne, Victoria Australia map
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Vehicle1967 MG MGB
1.8 litre, 4 speed manual gearbox, with power
assisted disk brake at front
MotorNetgain Hyper 9 HV 3-Phase AC
3 Phase AC, Synchronous Reluctance Internal
Permanent Magnet (SRIPM) Motor, rated at 88kW,
220 Nm torque at 0 rpm and up to 7,800 rpm
Has built in speed/position shaft encoder &
temperature sensor
Drivetrain4 speed manual, no clutch, using steel coupler
with taper-lockbush & keyway onto the electric
motor shaft & reusing the clutch plate to fit
onto the transmission spline shaft.
Use only third & reverse gears
Controller HyPer Drive X144
Controller by SME. Kit includes motor,
controller, contactor, wiring harness & display
Unit rated from 90 v to 180 v up to 500 amps.
Has great regenerative braking feature
Batteries90 CALB/Skyenergy CAM72, 3.20 Volt, Lithium Iron Phosphate
Arranged in 45S2P configuration
Dims = 138 x 33 x250
Weight = 1.9 Kg
Cycle life = >2000 to 100% DOD
System Voltage144 Volts
ChargerElcon CH4100
2 Kw , rated charger with CAB-bus interface.
Draws 8.8 amps at 240 VAC
HeaterCeramic Electrical heater, rated about 750 Watts
DC/DC ConverterMeanwell HLG-600H
Meanwell, 600W inverter. Input takes both AC or
DC. Unit is IP67 rated and has both output
voltage & current adjustable
InstrumentationZEVA EVMS touchscreen (Excellent)
Fuel gauge reused to show SOC
Temperature gauge reused to show controller
heatsink temperature
Top Speed85 MPH (136 KPH)
Use third gear only, giving 0 to 85 mph at 7,800
motor rpm speed range
Acceleration0 to 60 mph in 7.9 seconds
Original car 0 to 60 mph in 13.5 seconds
Considerable improvement
Range105 Miles (168 Kilometers)
At 160 kms, about 5% capacity in battery pak
Watt Hours/Mile205 Wh/Mile
EV Miles
Start:92,000 Miles (148,028 Kilometers)
Seating CapacityTwo
Curb Weight2,072 Pounds (941 Kilograms)
Weight before conversion = 920 Kgs
Weight after conversion = 940 Kgs
TiresStandard on wire rims
Conversion TimeProject period abut 6 months
Labour was about 6 manweeks
Conversion CostAbout $25K consisting of $20K for materials and
$5K for services such as welding battery pak,
machining adaptor and Vicroads inspection.
Received $900 for old working ICE engine
Additional FeaturesHas green "READY" LED to indicate when car is ready to drive.
This project was done for my friend Sarah, who believes in green cars
and loves her old MBG driving experience

This EV conversion has given a new life to a tired old MGB.

Please refer to MG Club of Victoria for a comprehensive write in it's
Wheelspin magazine

code by jerry