Bore and stroke is set at 77 x 80mm. Wherever probable factors are made to perform more than one job: the camshaft drives the water pump, though on the list of balancer shafts drives the oil pump.janjiwin janjiwin dewa66 dewa66 garuda303 garuda303 garuda303 garuda303 garuda303 garuda303 garuda303 garuda303 garuda303 garuda303 garuda303 garuda303 ja