Aprilia SR50R

Engine: Piaggio Hiper2 Liquid Cooled

Carburettor: Dellorto PHVA 17.5

Main Jet 53 / 6mm – Needle A22 / Rollers 19 x 15.5 (7.5g Stock)

Factory restrictions: Plate in carb, exhaust dicks, Variator washer, Rev Limit 11k RPM

Production: Since 2007 (In Australia), ceased in 2018

Tyres: 130/60-13

Common faults: Stator connector failure