Using a spare motor to walk through the steps of changing a RC 2 stroke head and piston. These are not the 29cc parts but the steps are the exact same. A few parts are different such as the wrist pin retaining clips and Allen head bolts compared to the usual torx head bolts. I hope this encourages others on how to accomplish the big bore kit for your 26 cc HPI fuelie engine, dbxl 23cc CY motor. In a later video I will show how to install a stuffed crank. Thanks for watching and if you enjoyed this video please subscribe.