UMS-Seidel ST7-77 Seven Cylinder 4-Stroke Radial Engine

Description:

UMS-Seidel ST7-77 Seven Cylinder 4-Stroke Radial Engine

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Technical Details:

This engine is used in vintage biplanes which are crowd pullers where ever they fly.

The engine was designed by Mr. Wolfgang Seidel from Germany, after extensive research, spread over several years.It's a true replica of the original radial engines of the circa 1930-1940

Product Description:

All components of this engine are made to the highest precision using aeronautical grade aluminum.
The long and the open valve arrangements is a feast for your eyes.

This 7–Cylinder radial engine, is developed in the course of years which is a genuine classical engine of everlasting importance and it is a collectors treasure.

Product Specification:

Capacity : 77.00ccm (4.7 cu.in.)
Bore : 23.7mm
Stroke : 25mm
Power : 4 HP at 6.300 rpm
Weight : 2600g (5.7 Lbs)
Overall Engine Dia : 235 mm
Overall Engine Length : 198 mm
Sugg. Prop sizes: 22x10, 22x12, 24x8, 24x10, 24x12, 26x8
Glow plugs: OS Type F