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Four column beam engine - stock code 10557

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Four column beam engine
Four column beam engine
Four column beam engine
Four column beam engine
Four column beam engine
Four column beam engine
Four column beam engine
Four column beam engine
A four column beam engine to Tubal Cain's "Mary" design, serialised in "Model Engineer" magazine in 1977.

The engine turns over freely and runs on air - pump ram has rather generous clearance in the body.

length/inches 15 1/2
width/inches 7 1/2
height/inches 12
weight/kg 6
cylinder material gunmetal
valve type slide