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#P4202
Aluminium 70cc sport cylinder kit for scooters using a Minarelli horizontal 50cc liquid-cooled engine.
The Airsal aluminium sport 70cc cylinder is the next step up from the 50cc version. Has the same number of transfer ports and a bridged exhaust port as per the 50cc version. The cylinder bore also comprises of a durable nickel plating. The single ring piston helps to get more power and revs. A high compression cylinder head is also supplied as part of the kit.
Long reach BR9ES spark plug.
10mm gudgeon pin.
Airsal 010713476
The smaller threaded hole next to the one for the spark plug is for the temperature sensor.
These fit all years 50cc 2-stroke Yamaha Aerox scooters.
