2-stroke outboard motor/engine(ZS SERIES) Power from 9.9HP to 30HP Specification of model ZS-T30BM as below: H. P: 30HP (Mm/in) SHAFT LENGTH (S): 400/15.7 (Mm/in) SHAFT LENGTH (L): 520/22 Engine type: 2 cylinders, 2 stroke Displacement (cm3): 489 Bor x stroke(mm): 72× 60 Maximum output (HP/kw): 32/23.5 Full throttle operating range: 4500~5500 Compression ratio: 6.5 Ignition system: CDI Maximum fuel waste(L/H): 10.8 Transmission ratio: 13/25 Steering: Tiller Handle Lubrication: Premix Starting system: Manual Emergency flameout switch: Yes Starting protection: Yes Propeller options: 10-1/2× 12 Fuel tank capacity(L): 23L Weight(S)(Kg): 52 Weight(L)(Kg): 54 *Propeller choice will vary by boat size and application *B=Back control F=Front control M=Manual start W=Electrical start S=Short shaft L=Long shaft