Check the listing for details. 2 Stroke Gas Powered T Post Driver Fence Push Pile Driver Hammer Gasoline Engine. Condition: New. Listed at 290.36 USD. Gas Powered Post Driver 52CC 2 Stroke Gasoline Engine Push Pile Driver 55mm 70mm Package included: 1 x petrol post driver 2 x post driving head 1 x mixing oil bottle 1 x tools kit 1. If the pile driver has the problem of not hammering: 1. Whether too much butter is added at the place where the butter is added, clean up the excess oil in the cylinder before disassembling and re-add about 20g of high temperature resistant butter. 2. The speed of the carburetor can be slightly fine-tuned. If the impact frequency is too high, it can be lowered if the hand cannot hold it. Otherwise, the impact frequency should be increased. Note that it is fine-tuning. 2. The machine is not easy to start. First, check the ratio of oil: gasoline: oil = 25:1, be sure to use a good second-flush oil. The start.