Inquiry (采购产品): price request dear friends, i am interested in replacing the engines of my boats with natural gas powered marine engines. i own 6 (six) professional boats and i use 150 to 300 horse power engines of 4 or 6 cylinders. please email me a specification chart for engines of this type with their prices if possible **** Hidden Message ***** stelios roussos 119 19 Company: roussos lines E-mail: amorginos@windowslive.com **** Hidden Message ***** amorginos@windowslive.com