& most powerful Dry Fuel heated Steam Engine, features a double acting stationary
slide valve cylinder with plenty of low speed torque, 2-1/2 x 6 boiler,
reversible, 2 speed pulley and a F-N-R Stephenson link shift lever, pop valve, whistle and throttle. Perfect
for science fair and scouting projects or hobbyist...and the "purest" wanting
the thrill of "shoveling the coal". This is the same as our well known Model # 25, but in a Dry Fuel version
Bore: 1/2" x 5/8"
note that our Model 15 Jensen Generator is not recommended
for use with Jensen Dry Fuel heated models