Suitable for 50cc 2-stroke scooters with injection (Peugeot TSDI, Aprilia Di-Tech, Suzuki Di-Tech, Piaggio/Gilera Purejet) Please check your pump/scooter according to the workshop manual before you order these here “as a test”. Fuel pressure constant 2.5 bar above compressor circuit air pressure (Manometer connected via T-piece between pump and injection ramp) If the pump is used, in the event of a recall, €20 will be charged for testing, cleaning and renewed preservation. As soon as we receive your old pump, €60 will be credited to the account you specified within 1-3 working days. refunded via PayPal. Please note that the old part sent back for deposit credit must not have any major mechanical damage caused by an accident or broken parts and must not be tampered with. Furthermore,.