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By John Erickson

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MEC 307 Pictures from John Erickson

Engine Details
Number Marks Current Disposition Eng. Serial No. Eng. Built: Date Acquired:
307 MEC Not seen since 2014 34612 10/1968 11/1995
Eng. Type: Engine Maker: Trucks: Horsepower: Weight: Engine:
GP40 EMD HTB 4-Wheel 3000 245,000 lbs 645E 16 cylinder
Bore & Stroke: Fuel Capacity: Truck Wheel Base: Tractive Effort (starting): Gear Ratio: Speed:
9.08" X 10" 3600 9'-00" 62,500 lbs @25% 62:15 65 mph


All diesel engine data is usually from The Diesel Shop with inclusions from Wikipedia where the information on The Diesel Shop was spotty. Former Maine Central Locomotives are checked against Maine Central Diesel Locomotives Revised Edition by Edwin B. Robertson.