LOW TEMPERATURE DIFFERENTIAL ENGINES

	KS90 Black	KS90 Blue	KS90 Polished	KS90 Solar	KS90R Black	KS90R Solar	KS80	KS160	KS90S Solar Inverted	KS90T Black	KS90T Polished	KS90T Solar

Run from heat of your hand	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓
Runs on ice cubes	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓	✓
Twin cylinder										✓	✓	✓
Budget friendly							✓
Impressively large								✓
Inverted engine									✓
Solar power optimized				✓		✓			✓			✓
Ross yoke mechanism					✓	✓				✓	✓	✓
Kit price	£86.00	£86.00	£90.00 Out of Stock	£90.00	£95.00	£99.00	£62.00 Out of Stock	-----	£126.00	£139.00	£144.50	£148.00
Assembled price	£96.00	£96.00	£100.00 Out of Stock	£100.00	£105.00	£110.00	£72.00 Out of Stock	£170.00	£140.00	£149.50	£159.00	£155.00

HIGH TEMPERATURE DIFFERENTIAL ENGINES

	KB09	KG09	KS18	VULCAN	KT09	KT09T

Run on methylated spirits (alcohol)	✓	✓	✓		✓	✓
Run on a stove				✓
Engine type	Gamma Stirling	Gamma Stirling	Beta Stirling	Gamma Stirling	Thermoacoustic	Thermoacoustic
Key Feature	Beam Mechanism	Tube mechanism	Large Beta Engine	Stove fan	Thermoacoustic	Twin Thermoacoustic
Max RPM	2000	2000	800	450	2700	2700
Kit price	£129.50 Out of Stock	£114.50	-----	-----	£74.50 Out of Stock	£112.50 Out of Stock
Assembled price	£139.50	£124.50	£275.00 Out of Stock	£155.00	£82.00 Out of Stock	£120.00 Out of Stock