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6 inch scale Ruston Proctor SD tractor - stock code 11325

We first bought this engine in 2010 from a well known collector on the South Coast - in as-new condition, the engine had apparently only been test-steamed from new.

It's recently come back to us from the man we sold it to at that time - it remains in excellent condition throughout. One of the sweetest running engines we've had through our hands in recent years, it's an absolute delight to drive.

Since arriving it has had a full cladding off boiler inspection with ultrasonic thickness survey followed by hydraulic and steam tests with new certification issued.

Supplied with a starter kit of coal and steam oil, firing irons and 12 months warranty. If required, we would be pleased to include a half day's training in the firing, driving and maintenance of the engine.

Pictures opposite and video were taken in recent days, words below are from when it first arrived with us in 2010.

A beautifully made 6 inch scale Ruston Proctor SD 3 ton tractor - one of the nicest we've ever had in. Fit and finish is excellent, paintwork more evocative of a full size engine rather than a model.

Completed in 1996, the engine had one club test in 2001 - it's come in recently from a collector on the South coast with many fine locomotives and stationary engines, as well as several other traction engines and rollers. Unused since he's owned it, we suspect it had last been steamed some time around 2003 - possibly only to test it, as the paintwork is in excellent order, mechanically it runs like new and the tyres appear never to have run on the road.

Welded steel boiler with expanded tubes, 100psi working pressure, feed by injector and mechanical pump - the injector is, unusually, a lifting type which takes a little getting used to with steam coming from the overflow until it pulls the water up from the tender beneath. Once primed it works dead reliably, just put the steam on and it's away - being on the footplate, in the driver's sight, it's easy to see it working.

Twin safety valves, mechanical lubricator mounted on the cylinder block. Cast iron cylinder with slide valve actuated by Stephenson's gear - the engine runs well in both directions and notches up nicely. Three shaft, two speed transmission with differential, winch behind nearside rear wheel, rubber tyres.

scale 6 inch scale
length/inches 73
width/inches 29
height/inches 50
weight/kg 500
wheel material steel
axlebox type plain bearing
cylinder material cast iron
valve type slide
valve gear Stephensons
reverser type pole
lubricator type mechanical
injector(s) 1
boiler number N86-100-150-S-99
year built 1996
boiler maker Holt
CE mark n/a - pre-2002
working pressure/psi 100
boiler type locomotive
boiler material steel
boiler construction welded, expanded tubes
hydraulic test valid to 29-May-2025 (cladding off inspection 30-May-2023)
steam test valid to 6-Aug-2024
fusible plug yes
safety valve(s) 2
safety valve type Ramsbottom
mechanical pump 1
whistle yes