Comparative Technical Specifications

North Eastern Railway Bo+Bo (before rebuilding)

Length (over buffers) Weight Wheel Diameter Tractive Effort Horsepower Max Speed Traction Motors
39' 4" 74ton 8cwt  4' 0" 28,000lb 1,100    

North Eastern Railway Bo+Bo (after rebuilding)

Length (over buffers) Weight Wheel Diameter Tractive Effort Horsepower Max Speed Traction Motors
39' 4" 74ton 8cwt  4' 0" 37,000lb 1,256    

Prototype EM1 Bo+Bo

Length (over buffers) Weight Wheel Diameter Tractive Effort Horsepower Max Speed Traction Motors
50' 4" 89ton 0cwt  4' 2" 45,000lb 1,300 65 mph 4 x M.V. Type 186

Production EM1 Bo+Bo

Length (over buffers) Weight Wheel Diameter Tractive Effort Horsepower Max Speed Traction Motors
50' 4" 86ton 14cwt 4' 2" 45,000lb 1,300 65 mph 4 x M.V. Type 186

EM2 Co-Co

Length (over buffers) Weight Wheel Diameter Tractive Effort Horsepower Max Speed Traction Motors
59' 0" 102ton 10cwt 3' 7" 45,000lb 2,300 90 mph 6 x M.V. Type 146

Some of the information on this page is also available on WAP enabled mobile phones: http://www.em2ls.org.uk/index.wml